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Remove unused code in sys/mips/rmi :

Browse source 
- ehcireg.h,ehcivar.h : USB related files from old merge
 - pcibus.c : was merged into xlr_pci.c earlier
 - xlr_boot1_console.c : obsolete console code using bootloader hooks
 - sys/mips/rmi/perfmon* : obsolete custom performance monitoring code

Approved by:	rrs (mentor)
This commit is contained in:
Jayachandran C. 2010-05-24 06:01:37 +00:00
parent ad384d144a
commit f66c469335
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=208480
9 changed files with 0 additions and 1930 deletions
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302
sys/mips/rmi/ehcireg.h
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@ -1,302 +0,0 @@
/* $NetBSD: ehcireg.h,v 1.18 2004/10/22 10:38:17 augustss Exp $ */
/* $FreeBSD$ */
/*-
* Copyright (c) 2001 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Lennart Augustsson (lennart@augustsson.net).
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/*
* The EHCI 0.96 spec can be found at
* http://developer.intel.com/technology/usb/download/ehci-r096.pdf
* and the USB 2.0 spec at
* http://www.usb.org/developers/data/usb_20.zip
*/
#ifndef _DEV_PCI_EHCIREG_H_
#define _DEV_PCI_EHCIREG_H_
/*** PCI config registers ***/
#define PCI_CBMEM 0x10 /* configuration base MEM */
#define PCI_INTERFACE_EHCI 0x20
#define PCI_USBREV 0x60 /* RO USB protocol revision */
#define PCI_USBREV_MASK 0xff
#define PCI_USBREV_PRE_1_0 0x00
#define PCI_USBREV_1_0 0x10
#define PCI_USBREV_1_1 0x11
#define PCI_USBREV_2_0 0x20
#define PCI_EHCI_FLADJ 0x61 /* RW Frame len adj, SOF=59488+6*fladj */
#define PCI_EHCI_PORTWAKECAP 0x62 /* RW Port wake caps (opt) */
/* EHCI Extended Capabilities */
#define EHCI_EC_LEGSUP 0x01
#define EHCI_EECP_NEXT(x) (((x) >> 8) & 0xff)
#define EHCI_EECP_ID(x) ((x) & 0xff)
/* Legacy support extended capability */
#define EHCI_LEGSUP_OS_SEM 0x03 /* OS owned semaphore */
#define EHCI_LEGSUP_BIOS_SEM 0x02 /* BIOS owned semaphore */
#define EHCI_LEGSUP_USBLEGCTLSTS 0x04
/*** EHCI capability registers ***/
#define EHCI_CAPLENGTH 0x00 /* RO Capability register length field */
/* reserved 0x01 */
#define EHCI_HCIVERSION 0x02 /* RO Interface version number */
#define EHCI_HCSPARAMS 0x04 /* RO Structural parameters */
#define EHCI_HCS_DEBUGPORT(x) (((x) >> 20) & 0xf)
#define EHCI_HCS_P_INDICATOR(x) ((x) & 0x10000)
#define EHCI_HCS_N_CC(x) (((x) >> 12) & 0xf) /* # of companion ctlrs */
#define EHCI_HCS_N_PCC(x) (((x) >> 8) & 0xf) /* # of ports per comp. */
#define EHCI_HCS_PPC(x) ((x) & 0x10) /* port power control */
#define EHCI_HCS_N_PORTS(x) ((x) & 0xf) /* # of ports */
#define EHCI_HCCPARAMS 0x08 /* RO Capability parameters */
#define EHCI_HCC_EECP(x) (((x) >> 8) & 0xff) /* extended ports caps */
#define EHCI_HCC_IST(x) (((x) >> 4) & 0xf) /* isoc sched threshold */
#define EHCI_HCC_ASPC(x) ((x) & 0x4) /* async sched park cap */
#define EHCI_HCC_PFLF(x) ((x) & 0x2) /* prog frame list flag */
#define EHCI_HCC_64BIT(x) ((x) & 0x1) /* 64 bit address cap */
#define EHCI_HCSP_PORTROUTE 0x0c /* RO Companion port route description */
/* EHCI operational registers. Offset given by EHCI_CAPLENGTH register */
#define EHCI_USBCMD 0x00 /* RO, RW, WO Command register */
#define EHCI_CMD_ITC_M 0x00ff0000 /* RW interrupt threshold ctrl */
#define EHCI_CMD_ITC_1 0x00010000
#define EHCI_CMD_ITC_2 0x00020000
#define EHCI_CMD_ITC_4 0x00040000
#define EHCI_CMD_ITC_8 0x00080000
#define EHCI_CMD_ITC_16 0x00100000
#define EHCI_CMD_ITC_32 0x00200000
#define EHCI_CMD_ITC_64 0x00400000
#define EHCI_CMD_ASPME 0x00000800 /* RW/RO async park enable */
#define EHCI_CMD_ASPMC 0x00000300 /* RW/RO async park count */
#define EHCI_CMD_LHCR 0x00000080 /* RW light host ctrl reset */
#define EHCI_CMD_IAAD 0x00000040 /* RW intr on async adv door
* bell */
#define EHCI_CMD_ASE 0x00000020 /* RW async sched enable */
#define EHCI_CMD_PSE 0x00000010 /* RW periodic sched enable */
#define EHCI_CMD_FLS_M 0x0000000c /* RW/RO frame list size */
#define EHCI_CMD_FLS(x) (((x) >> 2) & 3) /* RW/RO frame list size */
#define EHCI_CMD_HCRESET 0x00000002 /* RW reset */
#define EHCI_CMD_RS 0x00000001 /* RW run/stop */
#define EHCI_USBSTS 0x04 /* RO, RW, RWC Status register */
#define EHCI_STS_ASS 0x00008000 /* RO async sched status */
#define EHCI_STS_PSS 0x00004000 /* RO periodic sched status */
#define EHCI_STS_REC 0x00002000 /* RO reclamation */
#define EHCI_STS_HCH 0x00001000 /* RO host controller halted */
#define EHCI_STS_IAA 0x00000020 /* RWC interrupt on async adv */
#define EHCI_STS_HSE 0x00000010 /* RWC host system error */
#define EHCI_STS_FLR 0x00000008 /* RWC frame list rollover */
#define EHCI_STS_PCD 0x00000004 /* RWC port change detect */
#define EHCI_STS_ERRINT 0x00000002 /* RWC error interrupt */
#define EHCI_STS_INT 0x00000001 /* RWC interrupt */
#define EHCI_STS_INTRS(x) ((x) & 0x3f)
#define EHCI_NORMAL_INTRS (EHCI_STS_IAA | EHCI_STS_HSE | EHCI_STS_PCD | EHCI_STS_ERRINT | EHCI_STS_INT)
#define EHCI_USBINTR 0x08 /* RW Interrupt register */
#define EHCI_INTR_IAAE 0x00000020 /* interrupt on async advance
* ena */
#define EHCI_INTR_HSEE 0x00000010 /* host system error ena */
#define EHCI_INTR_FLRE 0x00000008 /* frame list rollover ena */
#define EHCI_INTR_PCIE 0x00000004 /* port change ena */
#define EHCI_INTR_UEIE 0x00000002 /* USB error intr ena */
#define EHCI_INTR_UIE 0x00000001 /* USB intr ena */
#define EHCI_FRINDEX 0x0c /* RW Frame Index register */
#define EHCI_CTRLDSSEGMENT 0x10 /* RW Control Data Structure Segment */
#define EHCI_PERIODICLISTBASE 0x14 /* RW Periodic List Base */
#define EHCI_ASYNCLISTADDR 0x18 /* RW Async List Base */
#define EHCI_CONFIGFLAG 0x40 /* RW Configure Flag register */
#define EHCI_CONF_CF 0x00000001 /* RW configure flag */
#define EHCI_PORTSC(n) (0x40+4*(n)) /* RO, RW, RWC Port Status reg */
#define EHCI_PS_WKOC_E 0x00400000 /* RW wake on over current ena */
#define EHCI_PS_WKDSCNNT_E 0x00200000 /* RW wake on disconnect ena */
#define EHCI_PS_WKCNNT_E 0x00100000 /* RW wake on connect ena */
#define EHCI_PS_PTC 0x000f0000 /* RW port test control */
#define EHCI_PS_PIC 0x0000c000 /* RW port indicator control */
#define EHCI_PS_PO 0x00002000 /* RW port owner */
#define EHCI_PS_PP 0x00001000 /* RW,RO port power */
#define EHCI_PS_LS 0x00000c00 /* RO line status */
#define EHCI_PS_IS_LOWSPEED(x) (((x) & EHCI_PS_LS) == 0x00000400)
#define EHCI_PS_PR 0x00000100 /* RW port reset */
#define EHCI_PS_SUSP 0x00000080 /* RW suspend */
#define EHCI_PS_FPR 0x00000040 /* RW force port resume */
#define EHCI_PS_OCC 0x00000020 /* RWC over current change */
#define EHCI_PS_OCA 0x00000010 /* RO over current active */
#define EHCI_PS_PEC 0x00000008 /* RWC port enable change */
#define EHCI_PS_PE 0x00000004 /* RW port enable */
#define EHCI_PS_CSC 0x00000002 /* RWC connect status change */
#define EHCI_PS_CS 0x00000001 /* RO connect status */
#define EHCI_PS_CLEAR (EHCI_PS_OCC|EHCI_PS_PEC|EHCI_PS_CSC)
#define EHCI_PORT_RESET_COMPLETE 2 /* ms */
#define EHCI_FLALIGN_ALIGN 0x1000
/* No data structure may cross a page boundary. */
#define EHCI_PAGE_SIZE 0x1000
#define EHCI_PAGE(x) ((x) &~ 0xfff)
#define EHCI_PAGE_OFFSET(x) ((x) & 0xfff)
#if defined(__FreeBSD__)
#define EHCI_PAGE_MASK(x) ((x) & 0xfff)
#endif
typedef u_int32_t ehci_link_t;
#define EHCI_LINK_TERMINATE 0x00000001
#define EHCI_LINK_TYPE(x) ((x) & 0x00000006)
#define EHCI_LINK_ITD 0x0
#define EHCI_LINK_QH 0x2
#define EHCI_LINK_SITD 0x4
#define EHCI_LINK_FSTN 0x6
#define EHCI_LINK_ADDR(x) ((x) &~ 0x1f)
typedef u_int32_t ehci_physaddr_t;
/* Isochronous Transfer Descriptor */
typedef struct {
ehci_link_t itd_next;
/* XXX many more */
} ehci_itd_t;
#define EHCI_ITD_ALIGN 32
/* Split Transaction Isochronous Transfer Descriptor */
typedef struct {
ehci_link_t sitd_next;
/* XXX many more */
} ehci_sitd_t;
#define EHCI_SITD_ALIGN 32
/* Queue Element Transfer Descriptor */
#define EHCI_QTD_NBUFFERS 5
typedef struct {
ehci_link_t qtd_next;
ehci_link_t qtd_altnext;
u_int32_t qtd_status;
#define EHCI_QTD_GET_STATUS(x) (((x) >> 0) & 0xff)
#define EHCI_QTD_SET_STATUS(x) ((x) << 0)
#define EHCI_QTD_ACTIVE 0x80
#define EHCI_QTD_HALTED 0x40
#define EHCI_QTD_BUFERR 0x20
#define EHCI_QTD_BABBLE 0x10
#define EHCI_QTD_XACTERR 0x08
#define EHCI_QTD_MISSEDMICRO 0x04
#define EHCI_QTD_SPLITXSTATE 0x02
#define EHCI_QTD_PINGSTATE 0x01
#define EHCI_QTD_STATERRS 0x7c
#define EHCI_QTD_GET_PID(x) (((x) >> 8) & 0x3)
#define EHCI_QTD_SET_PID(x) ((x) << 8)
#define EHCI_QTD_PID_OUT 0x0
#define EHCI_QTD_PID_IN 0x1
#define EHCI_QTD_PID_SETUP 0x2
#define EHCI_QTD_GET_CERR(x) (((x) >> 10) & 0x3)
#define EHCI_QTD_SET_CERR(x) ((x) << 10)
#define EHCI_QTD_GET_C_PAGE(x) (((x) >> 12) & 0x7)
#define EHCI_QTD_SET_C_PAGE(x) ((x) << 12)
#define EHCI_QTD_GET_IOC(x) (((x) >> 15) & 0x1)
#define EHCI_QTD_IOC 0x00008000
#define EHCI_QTD_GET_BYTES(x) (((x) >> 16) & 0x7fff)
#define EHCI_QTD_SET_BYTES(x) ((x) << 16)
#define EHCI_QTD_GET_TOGGLE(x) (((x) >> 31) & 0x1)
#define EHCI_QTD_SET_TOGGLE(x) ((x) << 31)
#define EHCI_QTD_TOGGLE_MASK 0x80000000
ehci_physaddr_t qtd_buffer[EHCI_QTD_NBUFFERS];
ehci_physaddr_t qtd_buffer_hi[EHCI_QTD_NBUFFERS];
} ehci_qtd_t;
#define EHCI_QTD_ALIGN 32
/* Queue Head */
typedef struct {
ehci_link_t qh_link;
u_int32_t qh_endp;
#define EHCI_QH_GET_ADDR(x) (((x) >> 0) & 0x7f) /* endpoint addr */
#define EHCI_QH_SET_ADDR(x) (x)
#define EHCI_QH_ADDRMASK 0x0000007f
#define EHCI_QH_GET_INACT(x) (((x) >> 7) & 0x01) /* inactivate on next */
#define EHCI_QH_INACT 0x00000080
#define EHCI_QH_GET_ENDPT(x) (((x) >> 8) & 0x0f) /* endpoint no */
#define EHCI_QH_SET_ENDPT(x) ((x) << 8)
#define EHCI_QH_GET_EPS(x) (((x) >> 12) & 0x03) /* endpoint speed */
#define EHCI_QH_SET_EPS(x) ((x) << 12)
#define EHCI_QH_SPEED_FULL 0x0
#define EHCI_QH_SPEED_LOW 0x1
#define EHCI_QH_SPEED_HIGH 0x2
#define EHCI_QH_GET_DTC(x) (((x) >> 14) & 0x01) /* data toggle control */
#define EHCI_QH_DTC 0x00004000
#define EHCI_QH_GET_HRECL(x) (((x) >> 15) & 0x01) /* head of reclamation */
#define EHCI_QH_HRECL 0x00008000
#define EHCI_QH_GET_MPL(x) (((x) >> 16) & 0x7ff) /* max packet len */
#define EHCI_QH_SET_MPL(x) ((x) << 16)
#define EHCI_QH_MPLMASK 0x07ff0000
#define EHCI_QH_GET_CTL(x) (((x) >> 27) & 0x01) /* control endpoint */
#define EHCI_QH_CTL 0x08000000
#define EHCI_QH_GET_NRL(x) (((x) >> 28) & 0x0f) /* NAK reload */
#define EHCI_QH_SET_NRL(x) ((x) << 28)
u_int32_t qh_endphub;
#define EHCI_QH_GET_SMASK(x) (((x) >> 0) & 0xff) /* intr sched mask */
#define EHCI_QH_SET_SMASK(x) ((x) << 0)
#define EHCI_QH_GET_CMASK(x) (((x) >> 8) & 0xff) /* split completion mask */
#define EHCI_QH_SET_CMASK(x) ((x) << 8)
#define EHCI_QH_GET_HUBA(x) (((x) >> 16) & 0x7f) /* hub address */
#define EHCI_QH_SET_HUBA(x) ((x) << 16)
#define EHCI_QH_GET_PORT(x) (((x) >> 23) & 0x7f) /* hub port */
#define EHCI_QH_SET_PORT(x) ((x) << 23)
#define EHCI_QH_GET_MULT(x) (((x) >> 30) & 0x03) /* pipe multiplier */
#define EHCI_QH_SET_MULT(x) ((x) << 30)
ehci_link_t qh_curqtd;
ehci_qtd_t qh_qtd;
} ehci_qh_t;
#define EHCI_QH_ALIGN 32
/* Periodic Frame Span Traversal Node */
typedef struct {
ehci_link_t fstn_link;
ehci_link_t fstn_back;
} ehci_fstn_t;
#define EHCI_FSTN_ALIGN 32
#endif /* _DEV_PCI_EHCIREG_H_ */

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sys/mips/rmi/ehcivar.h
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/* $NetBSD: ehcivar.h,v 1.19 2005/04/29 15:04:29 augustss Exp $ */
/* $FreeBSD$ */
/*-
* Copyright (c) 2001 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Lennart Augustsson (lennart@augustsson.net).
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
typedef struct ehci_soft_qtd {
ehci_qtd_t qtd;
struct ehci_soft_qtd *nextqtd; /* mirrors nextqtd in TD */
ehci_physaddr_t physaddr;
usbd_xfer_handle xfer;
LIST_ENTRY(ehci_soft_qtd) hnext;
u_int16_t len;
} ehci_soft_qtd_t;
#define EHCI_SQTD_SIZE ((sizeof (struct ehci_soft_qtd) + EHCI_QTD_ALIGN - 1) / EHCI_QTD_ALIGN * EHCI_QTD_ALIGN)
#define EHCI_SQTD_CHUNK (EHCI_PAGE_SIZE / EHCI_SQTD_SIZE)
typedef struct ehci_soft_qh {
ehci_qh_t qh;
struct ehci_soft_qh *next;
struct ehci_soft_qh *prev;
struct ehci_soft_qtd *sqtd;
ehci_physaddr_t physaddr;
int islot; /* Interrupt list slot. */
} ehci_soft_qh_t;
#define EHCI_SQH_SIZE ((sizeof (struct ehci_soft_qh) + EHCI_QH_ALIGN - 1) / EHCI_QH_ALIGN * EHCI_QH_ALIGN)
#define EHCI_SQH_CHUNK (EHCI_PAGE_SIZE / EHCI_SQH_SIZE)
struct ehci_xfer {
struct usbd_xfer xfer;
struct usb_task abort_task;
LIST_ENTRY(ehci_xfer) inext; /* list of active xfers */
ehci_soft_qtd_t *sqtdstart;
ehci_soft_qtd_t *sqtdend;
u_int32_t ehci_xfer_flags;
#ifdef DIAGNOSTIC
int isdone;
#endif
};
#define EHCI_XFER_ABORTING 0x0001 /* xfer is aborting. */
#define EHCI_XFER_ABORTWAIT 0x0002 /* abort completion is being awaited. */
#define EXFER(xfer) ((struct ehci_xfer *)(xfer))
/*
* Information about an entry in the interrupt list.
*/
struct ehci_soft_islot {
ehci_soft_qh_t *sqh; /* Queue Head. */
};
#define EHCI_FRAMELIST_MAXCOUNT 1024
#define EHCI_IPOLLRATES 8 /* Poll rates (1ms, 2, 4, 8 ... 128) */
#define EHCI_INTRQHS ((1 << EHCI_IPOLLRATES) - 1)
#define EHCI_MAX_POLLRATE (1 << (EHCI_IPOLLRATES - 1))
#define EHCI_IQHIDX(lev, pos) \
((((pos) & ((1 << (lev)) - 1)) | (1 << (lev))) - 1)
#define EHCI_ILEV_IVAL(lev) (1 << (lev))
#define EHCI_HASH_SIZE 128
#define EHCI_COMPANION_MAX 8
#define EHCI_SCFLG_DONEINIT 0x0001 /* ehci_init() has been called. */
#define EHCI_SCFLG_LOSTINTRBUG 0x0002 /* workaround for VIA / ATI chipsets */
typedef struct ehci_softc {
struct usbd_bus sc_bus; /* base device */
int sc_flags;
bus_space_tag_t iot;
bus_space_handle_t ioh;
bus_size_t sc_size;
#if defined(__FreeBSD__)
void *ih;
struct resource *io_res;
struct resource *irq_res;
#endif
u_int sc_offs; /* offset to operational regs */
char sc_vendor[32]; /* vendor string for root hub */
int sc_id_vendor; /* vendor ID for root hub */
u_int32_t sc_cmd; /* shadow of cmd reg during suspend */
#if defined(__NetBSD__) || defined(__OpenBSD__)
void *sc_powerhook; /* cookie from power hook */
void *sc_shutdownhook; /* cookie from shutdown hook */
#endif
u_int sc_ncomp;
u_int sc_npcomp;
struct usbd_bus *sc_comps[EHCI_COMPANION_MAX];
usb_dma_t sc_fldma;
ehci_link_t *sc_flist;
u_int sc_flsize;
#ifndef __FreeBSD__
u_int sc_rand; /* XXX need proper intr scheduling */
#endif
struct ehci_soft_islot sc_islots[EHCI_INTRQHS];
LIST_HEAD(, ehci_xfer) sc_intrhead;
ehci_soft_qh_t *sc_freeqhs;
ehci_soft_qtd_t *sc_freeqtds;
int sc_noport;
u_int8_t sc_addr; /* device address */
u_int8_t sc_conf; /* device configuration */
usbd_xfer_handle sc_intrxfer;
char sc_isreset;
#ifdef USB_USE_SOFTINTR
char sc_softwake;
#endif /* USB_USE_SOFTINTR */
u_int32_t sc_eintrs;
ehci_soft_qh_t *sc_async_head;
SIMPLEQ_HEAD(, usbd_xfer) sc_free_xfers; /* free xfers */
struct lock sc_doorbell_lock;
usb_callout_t sc_tmo_pcd;
usb_callout_t sc_tmo_intrlist;
#if defined(__NetBSD__) || defined(__OpenBSD__)
device_ptr_t sc_child; /* /dev/usb# device */
#endif
char sc_dying;
#if defined(__NetBSD__)
struct usb_dma_reserve sc_dma_reserve;
#endif
} ehci_softc_t;
#define EREAD1(sc, a) bus_space_read_1((sc)->iot, (sc)->ioh, (a))
#define EREAD2(sc, a) bus_space_read_2((sc)->iot, (sc)->ioh, (a))
#define EREAD4(sc, a) bus_space_read_4((sc)->iot, (sc)->ioh, (a))
#define EWRITE1(sc, a, x) bus_space_write_1((sc)->iot, (sc)->ioh, (a), (x))
#define EWRITE2(sc, a, x) bus_space_write_2((sc)->iot, (sc)->ioh, (a), (x))
#define EWRITE4(sc, a, x) bus_space_write_4((sc)->iot, (sc)->ioh, (a), (x))
#define EOREAD1(sc, a) bus_space_read_1((sc)->iot, (sc)->ioh, (sc)->sc_offs+(a))
#define EOREAD2(sc, a) bus_space_read_2((sc)->iot, (sc)->ioh, (sc)->sc_offs+(a))
#define EOREAD4(sc, a) bus_space_read_4((sc)->iot, (sc)->ioh, (sc)->sc_offs+(a))
#define EOWRITE1(sc, a, x) bus_space_write_1((sc)->iot, (sc)->ioh, (sc)->sc_offs+(a), (x))
#define EOWRITE2(sc, a, x) bus_space_write_2((sc)->iot, (sc)->ioh, (sc)->sc_offs+(a), (x))
#define EOWRITE4(sc, a, x) bus_space_write_4((sc)->iot, (sc)->ioh, (sc)->sc_offs+(a), (x))
usbd_status ehci_init(ehci_softc_t *);
int ehci_intr(void *);
int ehci_detach(ehci_softc_t *, int);
#if defined(__NetBSD__) || defined(__OpenBSD__)
int ehci_activate(device_ptr_t, enum devact);
#endif
void ehci_power(int state, void *priv);
void ehci_shutdown(void *v);
#define MS_TO_TICKS(ms) ((ms) * hz / 1000)

357
sys/mips/rmi/pcibus.c
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/*-
* Copyright (c) 1997, Stefan Esser <se@freebsd.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice unmodified, this list of conditions, and the following
* disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include "opt_isa.h"
#define __RMAN_RESOURCE_VISIBLE
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/lock.h>
#include <sys/mutex.h>
#include <sys/module.h>
#include <sys/proc.h>
#include <sys/bus.h>
#include <vm/vm.h>
#include <vm/vm_param.h>
#include <vm/pmap.h>
#include <machine/bus.h>
#include <machine/pmap.h>
#include <sys/interrupt.h>
#include <sys/sysctl.h>
#include <mips/rmi/iomap.h>
#include <mips/rmi/pic.h>
#include <mips/rmi/shared_structs.h>
#include <mips/rmi/board.h>
#include <sys/rman.h>
#include <dev/pci/pcivar.h>
#include <machine/resource.h>
#include <machine/md_var.h>
#include <machine/intr_machdep.h>
#include <mips/rmi/pcibus.h>
/*
static void bridge_pcix_ack(void *);
static void bridge_pcie_ack(void *);
static void pic_pcix_ack(void *);
static void pic_pcie_ack(void *);
*/
extern vm_map_t kernel_map;
vm_offset_t kmem_alloc_nofault(vm_map_t map, vm_size_t size);
int
mips_pci_route_interrupt(device_t bus, device_t dev, int pin)
{
/*
* Validate requested pin number.
*/
if ((pin < 1) || (pin > 4))
return (255);
if (xlr_board_info.is_xls) {
switch (pin) {
case 1:
return PIC_PCIE_LINK0_IRQ;
case 2:
return PIC_PCIE_LINK1_IRQ;
case 3:
return PIC_PCIE_LINK2_IRQ;
case 4:
return PIC_PCIE_LINK3_IRQ;
}
} else {
if (pin == 1) {
return (16);
}
}
return (255);
}
static struct rman irq_rman, port_rman, mem_rman;
/*
static void bridge_pcix_ack(void *arg)
{
xlr_read_reg(xlr_io_mmio(XLR_IO_PCIX_OFFSET), 0x140 >> 2);
}
*/
/*
static void bridge_pcie_ack(void *arg)
{
int irq = (int)arg;
uint32_t reg;
xlr_reg_t *pcie_mmio_le = xlr_io_mmio(XLR_IO_PCIE_1_OFFSET);
switch (irq) {
case PIC_PCIE_LINK0_IRQ : reg = PCIE_LINK0_MSI_STATUS; break;
case PIC_PCIE_LINK1_IRQ : reg = PCIE_LINK1_MSI_STATUS; break;
case PIC_PCIE_LINK2_IRQ : reg = PCIE_LINK2_MSI_STATUS; break;
case PIC_PCIE_LINK3_IRQ : reg = PCIE_LINK3_MSI_STATUS; break;
default:
return;
}
xlr_write_reg(pcie_mmio_le, reg>>2, 0xffffffff);
}
*/
/*
static void pic_pcix_ack(void *none)
{
xlr_reg_t *mmio = xlr_io_mmio(XLR_IO_PIC_OFFSET);
mtx_lock_spin(&xlr_pic_lock);
xlr_write_reg(mmio, PIC_INT_ACK, (1 << PIC_IRT_PCIX_INDEX));
mtx_unlock_spin(&xlr_pic_lock);
}
*/
/*
static void pic_pcie_ack(void *arg)
{
xlr_reg_t *mmio = xlr_io_mmio(XLR_IO_PIC_OFFSET);
int irq = (int) arg;
mtx_lock_spin(&xlr_pic_lock);
xlr_write_reg(mmio, PIC_INT_ACK, (1 << (irq - PIC_IRQ_BASE)));
mtx_unlock_spin(&xlr_pic_lock);
}
*/
int
mips_platform_pci_setup_intr(device_t dev, device_t child,
struct resource *irq, int flags,
driver_filter_t * filt,
driver_intr_t * intr, void *arg,
void **cookiep)
{
int level;
xlr_reg_t *mmio = xlr_io_mmio(XLR_IO_PIC_OFFSET);
int error = 0;
int xlrirq;
error = rman_activate_resource(irq);
if (error)
return error;
if (rman_get_start(irq) != rman_get_end(irq)) {
device_printf(dev, "Interrupt allocation %lu != %lu\n",
rman_get_start(irq), rman_get_end(irq));
return EINVAL;
}
xlrirq = rman_get_start(irq);
if (strcmp(device_get_name(dev), "pcib") != 0)
return 0;
if (xlr_board_info.is_xls == 0) {
if (rmi_spin_mutex_safe) mtx_lock_spin(&xlr_pic_lock);
level = PIC_IRQ_IS_EDGE_TRIGGERED(PIC_IRT_PCIX_INDEX);
xlr_write_reg(mmio, PIC_IRT_0_PCIX, 0x01);
xlr_write_reg(mmio, PIC_IRT_1_PCIX, ((1 << 31) | (level << 30) |
(1 << 6) | (PIC_PCIX_IRQ)));
if (rmi_spin_mutex_safe) mtx_unlock_spin(&xlr_pic_lock);
cpu_establish_hardintr(device_get_name(child), filt,
(driver_intr_t *) intr, (void *)arg, PIC_PCIX_IRQ, flags, cookiep);
} else {
if (rmi_spin_mutex_safe) mtx_lock_spin(&xlr_pic_lock);
xlr_write_reg(mmio, PIC_IRT_0_BASE + xlrirq - PIC_IRQ_BASE, 0x01);
xlr_write_reg(mmio, PIC_IRT_1_BASE + xlrirq - PIC_IRQ_BASE,
((1 << 31) | (1 << 30) | (1 << 6) | xlrirq));
if (rmi_spin_mutex_safe) mtx_unlock_spin(&xlr_pic_lock);
if (flags & INTR_FAST)
cpu_establish_hardintr(device_get_name(child), filt,
(driver_intr_t *) intr, (void *)arg, xlrirq, flags, cookiep);
else
cpu_establish_hardintr(device_get_name(child), filt,
(driver_intr_t *) intr, (void *)arg, xlrirq, flags, cookiep);
}
return bus_generic_setup_intr(dev, child, irq, flags, filt, intr,
arg, cookiep);
}
int
mips_platform_pci_teardown_intr(device_t dev, device_t child,
struct resource *irq, void *cookie);
int
mips_platform_pci_teardown_intr(device_t dev, device_t child,
struct resource *irq, void *cookie)
{
if (strcmp(device_get_name(child), "pci") == 0) {
/* if needed reprogram the pic to clear pcix related entry */
}
return bus_generic_teardown_intr(dev, child, irq, cookie);
}
void
pci_init_resources(void)
{
irq_rman.rm_start = 0;
irq_rman.rm_end = 255;
irq_rman.rm_type = RMAN_ARRAY;
irq_rman.rm_descr = "PCI Mapped Interrupts";
if (rman_init(&irq_rman)
|| rman_manage_region(&irq_rman, 0, 255))
panic("pci_init_resources irq_rman");
port_rman.rm_start = 0;
port_rman.rm_end = ~0u;
port_rman.rm_type = RMAN_ARRAY;
port_rman.rm_descr = "I/O ports";
if (rman_init(&port_rman)
|| rman_manage_region(&port_rman, 0x10000000, 0x1fffffff))
panic("pci_init_resources port_rman");
mem_rman.rm_start = 0;
mem_rman.rm_end = ~0u;
mem_rman.rm_type = RMAN_ARRAY;
mem_rman.rm_descr = "I/O memory";
if (rman_init(&mem_rman)
|| rman_manage_region(&mem_rman, 0xd0000000, 0xdfffffff))
panic("pci_init_resources mem_rman");
}
/* hack from bus.h in mips/include/bus.h */
#ifndef MIPS_BUS_SPACE_PCI
#define MIPS_BUS_SPACE_PCI 10
#endif
struct resource *
xlr_pci_alloc_resource(device_t bus, device_t child, int type, int *rid,
u_long start, u_long end, u_long count, u_int flags)
{
struct rman *rm;
struct resource *rv;
vm_offset_t va;
int needactivate = flags & RF_ACTIVE;
#if 0
device_printf(bus, "xlr_pci_alloc_resource : child %s, type %d, start %lx end %lx, count %lx, flags %x\n",
device_get_nameunit(child), type, start, end, count, flags);
#endif
switch (type) {
case SYS_RES_IRQ:
rm = &irq_rman;
break;
case SYS_RES_IOPORT:
rm = &port_rman;
break;
case SYS_RES_MEMORY:
rm = &mem_rman;
break;
default:
return 0;
}
rv = rman_reserve_resource(rm, start, end, count, flags, child);
if (rv == 0)
return 0;
rman_set_bustag(rv, (bus_space_tag_t) MIPS_BUS_SPACE_PCI);
rman_set_rid(rv, *rid);
if (type == SYS_RES_MEMORY || type == SYS_RES_IOPORT) {
/*
* if ((start + count) > (2 << 28)) { va_start =
* kmem_alloc_nofault(kernel_map, count); }
*/
/*
* This called for pmap_map_uncached, but the pmap_map calls
* pmap_kenter which does a is_cacheable_mem() check and
* thus sets the PTE_UNCACHED bit. Hopefully this will work
* for this guy... RRS
*/
/* va = pmap_map(&va_start, start, start + count, 0); */
va = (vm_offset_t)pmap_mapdev(start, start + count);
rman_set_bushandle(rv, va);
/* bushandle is same as virtual addr */
rman_set_virtual(rv, (void *)va);
rman_set_bustag(rv, (bus_space_tag_t) MIPS_BUS_SPACE_PCI);
}
if (needactivate) {
if (bus_activate_resource(child, type, *rid, rv)) {
rman_release_resource(rv);
return (NULL);
}
}
return rv;
}
int
pci_deactivate_resource(device_t bus, device_t child, int type, int rid,
struct resource *r)
{
return (rman_deactivate_resource(r));
}
/* now in pci.c
int
pci_activate_resource(device_t bus, device_t child, int type, int rid,
struct resource *r)
{
return (rman_activate_resource(r));
}
int
pci_release_resource(device_t bus, device_t child, int type, int rid,
struct resource *r)
{
return (rman_release_resource(r));
}
*/
struct rman *
pci_get_rman(device_t dev, int type)
{
switch (type) {
case SYS_RES_IOPORT:
return &port_rman;
case SYS_RES_MEMORY:
return &mem_rman;
case SYS_RES_IRQ:
return &irq_rman;
}
return 0;
}

183
sys/mips/rmi/perfmon.h
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@ -1,183 +0,0 @@
/*-
* Copyright (c) 2003-2009 RMI Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of RMI Corporation, nor the names of its contributors,
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* RMI_BSD */
#ifndef PERFMON_H
#define PERFMON_H
#include <mips/rmi/perfmon_xlrconfig.h>
/*
* category events reported by the perfmon library
*/
enum event_category_t {
PERF_CP0_COUNTER = 1, PERF_CP2_CREDITS, PERF_L2_COUNTER,
PERF_SBC_COUNTER, PERF_SBC_CREDITS, PERF_GMAC0_COUNTER, PERF_GMAC1_COUNTER,
PERF_GMAC2_COUNTER, PERF_GMAC_STAT_COM, PERF_GMAC_STAT_TX,
PERF_GMAC_STAT_RX, PERF_DRAM_COUNTER, PERF_PARAMETER_CONF = 127};
enum perf_param_t {
PERF_CPU_SAMPLING_INTERVAL, PERF_SYS_SAMPLING_INTERVAL, PERF_CC_SAMPLE_RATE, PERF_CP0_FLAGS
};
#define CPO_EVENTS_TEMPLATE 0x06 /* enable kernel and user events */
#define PERFMON_ACTIVE_MAGIC 0xc001
#define PERFMON_ENABLED_MAGIC 0xb007
#define PERFMON_INITIAL_GENERATION 0x0101
#define PERFMON_SERVER_PORT 7007
enum system_bridge_credits_t {
PCIX_CREDITS, HT_CREDITS, GIO_CREDITS, OTHER_CREDITS
};
struct perf_config_data {
uint16_t magic; /* monitor start when this is initialized */
uint16_t generation; /* incremented when the config changes */
uint16_t flags;
uint16_t cc_sample_rate;/* rate at which credit counters are sampled
* relative to sampling_rate */
uint32_t sampling_rate; /* rate at which events are sampled */
uint32_t cc_register_mask; /* credit counters registers to be
* sampled */
uint64_t events[NTHREADS]; /* events bitmap for each thread */
};
struct perf_sample {
uint32_t counter;
uint32_t timestamp;
uint32_t sample_tag;
uint32_t duration;
};
struct sample_q {
int32_t head, tail;
struct perf_sample samples[PERF_SAMPLE_BUFSZ];
uint32_t overflows;
};
struct perf_area {
struct perf_config_data perf_config;
struct sample_q sample_fifo;
};
/*
* We have a shared location to keep a global tick counter for all the
* CPUS - TODO is this optimal? effect on cache?
*/
extern uint32_t *xlr_perfmon_timer_loc;
#define PERFMON_TIMESTAMP_LOC (xlr_perfmon_timer_loc)
static __inline__ uint32_t
perfmon_timestamp_get(void)
{
return *PERFMON_TIMESTAMP_LOC;
}
static __inline__ void
perfmon_timestamp_set(uint32_t val)
{
*PERFMON_TIMESTAMP_LOC = val;
}
static __inline__ void
perfmon_timestamp_incr(int val)
{
(*PERFMON_TIMESTAMP_LOC) += val;
}
static __inline__ void
send_sample_gts(uint32_t tag, uint32_t value, uint32_t td)
{
xlr_send_sample(tag, value, perfmon_timestamp_get(), td);
}
/*
* Simple FIFO, one producer - one consumer - circlar queue - no locking
*/
static __inline__ void
init_fifo(struct sample_q *q)
{
q->head = q->tail = 0;
}
static __inline__ void
put_sample(struct sample_q *q, uint32_t sample_tag, uint32_t counter,
uint32_t duration)
{
uint32_t timestamp = perfmon_timestamp_get();
int new_tail = (q->tail + 1) % PERF_SAMPLE_BUFSZ;
if (q->head == new_tail) {
q->overflows++;
return;
}
q->samples[new_tail].sample_tag = sample_tag;
q->samples[new_tail].counter = counter;
q->samples[new_tail].timestamp = timestamp;
q->samples[new_tail].duration = duration;
q->tail = new_tail;
}
static __inline__ int
get_sample(struct sample_q *q, uint32_t * sample_tag, uint32_t * counter,
uint32_t * timestamp, uint32_t * duration)
{
int head = q->head;
if (head == q->tail)
return 0;
*sample_tag = q->samples[head].sample_tag;
*counter = q->samples[head].counter;
*timestamp = q->samples[head].timestamp;
*duration = q->samples[head].duration;
q->head = (head + 1) % PERF_SAMPLE_BUFSZ;
return 1;
}
static __inline__ void
clear_queue(struct sample_q *q)
{
q->head = q->tail;
}
void xlr_perfmon_init_cpu(void *);
void xlr_perfmon_sampler(void *);
void log_active_core(int core);
int get_start_generation(void);
void xlr_perfmon_clockhandler(void);
extern int xlr_perfmon_started;
#endif /* PERFMON_H */

163
sys/mips/rmi/perfmon_kern.c
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@ -1,163 +0,0 @@
/*-
* Copyright (c) 2003-2009 RMI Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of RMI Corporation, nor the names of its contributors,
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* RMI_BSD */
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/malloc.h>
#include <sys/pcpu.h>
#include <sys/proc.h>
#include <sys/smp.h>
#include <sys/sysctl.h>
#include <machine/smp.h>
#include <mips/rmi/perfmon.h>
#include <mips/rmi/pic.h>
#include <sys/mutex.h>
#include <mips/rmi/clock.h>
int xlr_perfmon_started = 0;
struct perf_area *xlr_shared_config_area = NULL;
uint32_t *xlr_perfmon_timer_loc;
uint32_t *xlr_cpu_sampling_interval;
uint32_t xlr_perfmon_kernel_version = 1; /* Future use */
uint32_t xlr_perfmon_ticks;
extern int mips_cpu_online_mask;
extern uint32_t cpu_ltop_map[MAXCPU];
#ifdef SMP
static __inline__ void
pic_send_perfmon_ipi(int cpu)
{
xlr_reg_t *mmio = xlr_io_mmio(XLR_IO_PIC_OFFSET);
int tid, pid;
uint32_t ipi;
tid = cpu & 0x3;
pid = (cpu >> 2) & 0x7;
ipi = (pid << 20) | (tid << 16) | IPI_PERFMON;
mtx_lock_spin(&xlr_pic_lock);
xlr_write_reg(mmio, PIC_IPI, ipi);
mtx_unlock_spin(&xlr_pic_lock);
}
#endif
void
xlr_perfmon_clockhandler(void)
{
#ifdef SMP
int cpu;
int i;
#endif
if (xlr_perfmon_ticks++ >= (*xlr_cpu_sampling_interval) / (XLR_PIC_HZ / (hz * 1024))) {
/* update timer */
*xlr_perfmon_timer_loc += *xlr_cpu_sampling_interval;
xlr_perfmon_ticks = 0;
xlr_perfmon_sampler(NULL);
#ifdef SMP
for (i = 0; i < NCPUS; i = i + NTHREADS) { /* oly thread 0 */
cpu = cpu_ltop_map[i];
if ((mips_cpu_online_mask & (1 << i)) &&
xlr_shared_config_area[cpu / NTHREADS].perf_config.magic ==
PERFMON_ACTIVE_MAGIC)
pic_send_perfmon_ipi(cpu);
}
#endif
}
}
static void
xlr_perfmon_start(void)
{
size_t size;
size = (NCORES * sizeof(*xlr_shared_config_area)) +
sizeof(*xlr_perfmon_timer_loc) +
sizeof(*xlr_cpu_sampling_interval);
xlr_shared_config_area = malloc(size, M_TEMP, M_WAITOK);
if (!xlr_shared_config_area) {
/* ERROR */
return;
}
xlr_perfmon_timer_loc = (uint32_t *) (xlr_shared_config_area + NCORES);
xlr_cpu_sampling_interval = (uint32_t *) (xlr_perfmon_timer_loc + 1);
*xlr_cpu_sampling_interval = DEFAULT_CPU_SAMPLING_INTERVAL;
*xlr_perfmon_timer_loc = 0;
xlr_perfmon_ticks = 0;
xlr_perfmon_init_cpu(NULL);
#ifdef SMP
smp_call_function(xlr_perfmon_init_cpu, NULL,
PCPU_GET(other_cpus) & 0x11111111);
#endif
xlr_perfmon_started = 1;
}
static void
xlr_perfmon_stop(void)
{
xlr_perfmon_started = 0;
free(xlr_shared_config_area, M_TEMP);
xlr_shared_config_area = NULL;
}
static int
sysctl_xlr_perfmon_start_stop(SYSCTL_HANDLER_ARGS)
{
int error, val = xlr_perfmon_started;
error = sysctl_handle_int(oidp, &val, 0, req);
if (error != 0 || req->newptr == NULL)
return (error);
if (!xlr_perfmon_started && val != 0)
xlr_perfmon_start();
else if (xlr_perfmon_started && val == 0)
xlr_perfmon_stop();
return (0);
}
SYSCTL_NODE(_debug, OID_AUTO, xlrperf, CTLFLAG_RW, NULL, "XLR PERF Nodes");
SYSCTL_PROC(_debug_xlrperf, OID_AUTO, start, CTLTYPE_INT | CTLFLAG_RW,
&xlr_perfmon_started, 0, sysctl_xlr_perfmon_start_stop, "I", "set/unset to start/stop "
"performance monitoring");

342
sys/mips/rmi/perfmon_percpu.c
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@ -1,342 +0,0 @@
/*-
* Copyright (c) 2003-2009 RMI Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of RMI Corporation, nor the names of its contributors,
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* RMI_BSD */
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/smp.h>
#include <sys/pcpu.h>
#include <mips/rmi/xlrconfig.h>
#include <mips/rmi/perfmon_xlrconfig.h>
#include <mips/rmi/perfmon.h>
#include <mips/rmi/perfmon_utils.h>
#include <mips/rmi/pic.h>
#include <mips/rmi/msgring.h>
#define CC_SAMPLE (PERF_CP2_CREDITS <<24)
#define CC_REG0 16
#define CC_REG1 17
#define CC_REG2 18
#define CC_REG3 19
#define CC_REG4 20
#define CC_REG5 21
#define CC_REG6 22
#define CC_REG7 23
#define CC_REG8 24
#define CC_REG9 25
#define CC_REG10 26
#define CC_REG11 27
#define CC_REG12 28
#define CC_REG13 29
#define CC_REG14 30
#define CC_REG15 31
extern uint32_t cpu_ltop_map[MAXCPU];
extern struct perf_area *xlr_shared_config_area;
static __inline__ uint32_t
make_cpu_tag(uint32_t val)
{
return PERF_CP0_COUNTER << 24 | (val & 0xffff);
}
static __inline__ uint32_t
make_cp0_perf_control(uint32_t flags, uint32_t thread, uint32_t event)
{
return (flags & 0x1f) | (thread & 0x03) << 11 | (event & 0x3f) << 5 | 0x01;
}
static __inline__ uint32_t
cp0_perf_control_get_thread(uint32_t control_word)
{
return (control_word & 0x1800) >> 11;
}
static __inline__ uint32_t
cp0_perf_control_get_event(uint32_t control_word)
{
return (control_word & 0x7e0) >> 5;
}
static __inline__ uint32_t
read_pic_6_timer_count(void)
{
xlr_reg_t *mmio = xlr_io_mmio(XLR_IO_PIC_OFFSET);
/* PIC counts down, convert it to count up */
return 0xffffffffU - xlr_read_reg(mmio, PIC_TIMER_6_COUNTER_0);
}
static uint32_t
get_num_events(const uint64_t * events)
{
int total = 0;
int thread;
for (thread = 0; thread < NTHREADS; thread++) {
if (events[thread] == 0)
continue;
total += get_set_bit_count64(events[thread]);
}
return total;
}
static uint32_t
get_first_control_word(uint32_t flags, const uint64_t * events)
{
int thread, event;
for (thread = 0; thread < NTHREADS; thread++) {
if (events[thread] != 0)
break;
}
if (thread == NTHREADS)
return -1;
event = find_first_set_bit64(events[thread]);
return make_cp0_perf_control(flags, thread, event);
}
static uint32_t
get_next_control_word(uint32_t current_control_word, const uint64_t * events)
{
int thread = cp0_perf_control_get_thread(current_control_word);
int event = cp0_perf_control_get_event(current_control_word);
int i;
event = find_next_set_bit64(events[thread], event);
for (i = 0; event == -1 && i < NTHREADS; i++) {
thread = (thread + 1) % NTHREADS;
if (events[thread] == 0)
continue;
event = find_first_set_bit64(events[thread]);
}
ASSERT(event != -1);
return make_cp0_perf_control(current_control_word, thread, event);
}
/* Global state per core */
#define MY_CORE_NUM (cpu_ltop_map[PCPU_GET(cpuid)]/NTHREADS)
#define my_perf_area (&(xlr_shared_config_area[MY_CORE_NUM]))
static int num_events_array[NCORES];
static uint32_t saved_timestamp_array[NCORES];
static struct perf_config_data saved_config_array[NCORES];
static int cc_sample_array[NCORES];
#define num_events (num_events_array[MY_CORE_NUM])
#define saved_timestamp (saved_timestamp_array[MY_CORE_NUM])
#define saved_config (saved_config_array[MY_CORE_NUM])
#define cc_sample (cc_sample_array[MY_CORE_NUM])
static void
do_sample_cc_registers(struct sample_q *q, uint32_t mask)
{
unsigned long flags;
DPRINT("Sample CC registers %x", mask);
msgrng_flags_save(flags);
if (mask & 0x00000001)
put_sample(q, CC_SAMPLE + 0, read_cc_registers_0123(CC_REG0), 0);
if (mask & 0x00000002)
put_sample(q, CC_SAMPLE + 1, read_cc_registers_4567(CC_REG0), 0);
if (mask & 0x00000004)
put_sample(q, CC_SAMPLE + 2, read_cc_registers_0123(CC_REG1), 0);
if (mask & 0x00000008)
put_sample(q, CC_SAMPLE + 3, read_cc_registers_4567(CC_REG1), 0);
if (mask & 0x00000010)
put_sample(q, CC_SAMPLE + 4, read_cc_registers_0123(CC_REG2), 0);
if (mask & 0x00000020)
put_sample(q, CC_SAMPLE + 5, read_cc_registers_4567(CC_REG2), 0);
if (mask & 0x00000040)
put_sample(q, CC_SAMPLE + 6, read_cc_registers_0123(CC_REG3), 0);
if (mask & 0x00000080)
put_sample(q, CC_SAMPLE + 7, read_cc_registers_4567(CC_REG3), 0);
if (mask & 0x00000100)
put_sample(q, CC_SAMPLE + 8, read_cc_registers_0123(CC_REG4), 0);
if (mask & 0x00000200)
put_sample(q, CC_SAMPLE + 9, read_cc_registers_4567(CC_REG4), 0);
if (mask & 0x00000400)
put_sample(q, CC_SAMPLE + 10, read_cc_registers_0123(CC_REG5), 0);
if (mask & 0x00000800)
put_sample(q, CC_SAMPLE + 11, read_cc_registers_4567(CC_REG5), 0);
if (mask & 0x00001000)
put_sample(q, CC_SAMPLE + 12, read_cc_registers_0123(CC_REG6), 0);
if (mask & 0x00002000)
put_sample(q, CC_SAMPLE + 13, read_cc_registers_4567(CC_REG6), 0);
if (mask & 0x00004000)
put_sample(q, CC_SAMPLE + 14, read_cc_registers_0123(CC_REG7), 0);
if (mask & 0x00008000)
put_sample(q, CC_SAMPLE + 15, read_cc_registers_4567(CC_REG7), 0);
if (mask & 0x00010000)
put_sample(q, CC_SAMPLE + 16, read_cc_registers_0123(CC_REG8), 0);
if (mask & 0x00020000)
put_sample(q, CC_SAMPLE + 17, read_cc_registers_4567(CC_REG8), 0);
if (mask & 0x00040000)
put_sample(q, CC_SAMPLE + 18, read_cc_registers_0123(CC_REG9), 0);
if (mask & 0x00080000)
put_sample(q, CC_SAMPLE + 19, read_cc_registers_4567(CC_REG9), 0);
if (mask & 0x00100000)
put_sample(q, CC_SAMPLE + 20, read_cc_registers_0123(CC_REG10), 0);
if (mask & 0x00200000)
put_sample(q, CC_SAMPLE + 21, read_cc_registers_4567(CC_REG10), 0);
if (mask & 0x00400000)
put_sample(q, CC_SAMPLE + 22, read_cc_registers_0123(CC_REG11), 0);
if (mask & 0x00800000)
put_sample(q, CC_SAMPLE + 23, read_cc_registers_4567(CC_REG11), 0);
if (mask & 0x01000000)
put_sample(q, CC_SAMPLE + 24, read_cc_registers_0123(CC_REG12), 0);
if (mask & 0x02000000)
put_sample(q, CC_SAMPLE + 24, read_cc_registers_4567(CC_REG12), 0);
if (mask & 0x04000000)
put_sample(q, CC_SAMPLE + 26, read_cc_registers_0123(CC_REG13), 0);
if (mask & 0x08000000)
put_sample(q, CC_SAMPLE + 27, read_cc_registers_4567(CC_REG13), 0);
if (mask & 0x10000000)
put_sample(q, CC_SAMPLE + 28, read_cc_registers_0123(CC_REG14), 0);
if (mask & 0x20000000)
put_sample(q, CC_SAMPLE + 29, read_cc_registers_4567(CC_REG14), 0);
if (mask & 0x40000000)
put_sample(q, CC_SAMPLE + 30, read_cc_registers_0123(CC_REG15), 0);
if (mask & 0x80000000)
put_sample(q, CC_SAMPLE + 31, read_cc_registers_4567(CC_REG15), 0);
msgrng_flags_restore(flags);
}
static void
reconfigure(void)
{
uint32_t cntr_cntrl;
saved_config = my_perf_area->perf_config;
num_events = get_num_events(saved_config.events);
cc_sample = saved_config.cc_sample_rate;
DPRINT("%d - reconfigure num_events = %d, events = %llx,%llx,%llx,%llx\n",
processor_id(), num_events, saved_config.events[0],
saved_config.events[1], saved_config.events[2], saved_config.events[3]);
if (num_events == 0)
return;
cntr_cntrl = get_first_control_word(saved_config.flags, saved_config.events);
write_c0_register(CP0_PERF_COUNTER, PERFCNTRCTL0, cntr_cntrl);
write_c0_register(CP0_PERF_COUNTER, PERFCNTR0, 0); /* reset count */
if (num_events > 1) {
cntr_cntrl = get_next_control_word(cntr_cntrl, saved_config.events);
write_c0_register(CP0_PERF_COUNTER, PERFCNTRCTL1, cntr_cntrl);
write_c0_register(CP0_PERF_COUNTER, PERFCNTR1, 0); /* reset count */
}
saved_timestamp = read_pic_6_timer_count();
}
int xlr_perfmon_no_event_count = 0;
int xlr_perfmon_sample_count;
/* timer callback routine */
void
xlr_perfmon_sampler(void *dummy)
{
uint32_t current_ts;
uint32_t cntr_cntrl = 0;
/* xlr_ack_interrupt(XLR_PERFMON_IPI_VECTOR); */
if (my_perf_area->perf_config.magic != PERFMON_ACTIVE_MAGIC)
return;
/*
* If there has been a change in configuation, update the
* configuration
*/
if (saved_config.generation != my_perf_area->perf_config.generation) {
reconfigure();
return;
}
/* credit counter samples if reqd */
if (saved_config.cc_register_mask && --cc_sample == 0) {
cc_sample = saved_config.cc_sample_rate;
do_sample_cc_registers(&my_perf_area->sample_fifo,
my_perf_area->perf_config.cc_register_mask);
}
if (num_events == 0) {
xlr_perfmon_no_event_count++;
return;
}
/* put samples in the queue */
current_ts = read_pic_6_timer_count();
cntr_cntrl = read_c0_register(CP0_PERF_COUNTER, PERFCNTRCTL0);
put_sample(&my_perf_area->sample_fifo, make_cpu_tag(cntr_cntrl),
read_c0_register(CP0_PERF_COUNTER, PERFCNTR0), current_ts - saved_timestamp);
xlr_perfmon_sample_count++;
write_c0_register(CP0_PERF_COUNTER, PERFCNTR0, 0); /* reset count */
if (num_events > 1) {
cntr_cntrl = read_c0_register(CP0_PERF_COUNTER, PERFCNTRCTL1);
put_sample(&my_perf_area->sample_fifo, make_cpu_tag(cntr_cntrl),
read_c0_register(CP0_PERF_COUNTER, PERFCNTR1), current_ts - saved_timestamp);
xlr_perfmon_sample_count++;
write_c0_register(CP0_PERF_COUNTER, PERFCNTR1, 0); /* reset count */
if (num_events > 2) {
/* multiplex events */
cntr_cntrl = get_next_control_word(cntr_cntrl, saved_config.events);
write_c0_register(CP0_PERF_COUNTER, PERFCNTRCTL0, cntr_cntrl);
cntr_cntrl = get_next_control_word(cntr_cntrl, saved_config.events);
write_c0_register(CP0_PERF_COUNTER, PERFCNTRCTL1, cntr_cntrl);
}
}
saved_timestamp = read_pic_6_timer_count();
}
/*
* Initializes time to gather CPU performance counters and credit counters
*/
void
xlr_perfmon_init_cpu(void *dummy)
{
int processor = cpu_ltop_map[PCPU_GET(cpuid)];
/* run on just one thread per core */
if (processor % 4)
return;
DPRINT("%d : configure with %p", processor, my_perf_area);
memset(my_perf_area, 0, sizeof(*my_perf_area));
init_fifo(&my_perf_area->sample_fifo);
my_perf_area->perf_config.magic = PERFMON_ENABLED_MAGIC;
my_perf_area->perf_config.generation = PERFMON_INITIAL_GENERATION;
DPRINT("%d : Initialize", processor);
return;
}

126
sys/mips/rmi/perfmon_utils.h
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@ -1,126 +0,0 @@
/*-
* Copyright (c) 2003-2009 RMI Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of RMI Corporation, nor the names of its contributors,
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* RMI_BSD */
#ifndef UTILS_H
#define UTILS_H
#include <machine/stdarg.h> /* variable args */
/* TODO optimize of mips, even i & (i-1) is better */
static int __inline__
get_set_bit_count64(uint64_t value)
{
int i, result = 0;
for (i = 0; i < sizeof(value) * 8; i++)
if (value & (1ULL << i))
result++;
return result;
}
static int __inline__
find_first_set_bit64(uint64_t value)
{
int i;
for (i = 0; i < sizeof(value) * 8; i++)
if (value & (1ULL << i))
return i;
return -1;
}
static int __inline__
find_next_set_bit64(uint64_t value, int pos)
{
int i;
for (i = pos + 1; i < sizeof(value) * 8; i++)
if (value & (1ULL << i))
return i;
return -1;
}
/** --- **/
static int __inline__
get_set_bit_count(uint32_t value)
{
int i, result = 0;
for (i = 0; i < sizeof(value) * 8; i++)
if (value & (1U << i))
result++;
return result;
}
static int __inline__
find_first_set_bit(uint32_t value)
{
int i;
for (i = 0; i < sizeof(value) * 8; i++)
if (value & (1U << i))
return i;
return -1;
}
static int __inline__
find_next_set_bit(uint32_t value, int pos)
{
int i;
for (i = pos + 1; i < sizeof(value) * 8; i++)
if (value & (1U << i))
return i;
return -1;
}
#ifdef DEBUG
void abort();
#define DPUTC(c) (putchar(c) && fflush(stdout))
#define DPRINT(fmt, ...) printf(fmt "\n", __VA_ARGS__)
#define ASSERT(x) ((x) || ({ printf("%s failed at (%s:%d)", #x, __FILE__, __LINE__) ; abort(); 0; }) )
#else
#define DPUTC(c)
#define DPRINT(fmt, ...)
#define ASSERT(x)
#endif
void xlr_send_sample(uint32_t tag, uint32_t value, uint32_t ts, uint32_t td);
#endif

156
sys/mips/rmi/perfmon_xlrconfig.h
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@ -1,156 +0,0 @@
/*-
* Copyright (c) 2003-2009 RMI Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of RMI Corporation, nor the names of its contributors,
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* RMI_BSD */
#ifdef XLR_PERFMON
#ifndef XLRCONFIG_PERFMON_H
#define XLRCONFIG_PERFMON_H
#include <mips/rmi/perfmon_utils.h> /* for DPRINT */
#define NCPUS 32
#define NCORES 8
#define NTHREADS 4
#define PERF_SAMPLE_BUFSZ 32
/*select timeout is 512*1024 microsecs */
#define DEFAULT_SYS_SAMPLING_INTERVAL (512*1024)
/* default timer value programmed to PIC is 10*1024*1024 */
#define DEFAULT_CPU_SAMPLING_INTERVAL (10*1024)
#define DEFAULT_CC_SAMPLE_RATE 16
#define DEFAULT_CP0_FLAGS 0x0A
#define NUM_L2_BANKS 8
#define NUM_DRAM_BANKS 4
/* CP0 register for timestamp */
#define CP0_COUNT 9
#define CP0_EIRR_REG 9
#define CP0_EIRR_SEL 6
#define CP0_EIMR_REG 9
#define CP0_EIMR_SEL 7
/* CP0 register for perf counters */
#define CP0_PERF_COUNTER 25
/* selector values */
#define PERFCNTRCTL0 0
#define PERFCNTR0 1
#define PERFCNTRCTL1 2
#define PERFCNTR1 3
#define XLR_IO_PIC_OFFSET 0x08000
#define PIC_SYS_TIMER_0_BASE 0x120
#define PIC_SYS_TIMER_NUM_6 6
/* CP2 registers for reading credit counters */
#define CC_REG0 16
#define read_c0_register(reg, sel) \
({ unsigned int __rv; \
__asm__ __volatile__( \
".set\tpush\n\t" \
".set mips32\n\t" \
"mfc0\t%0,$%1,%2\n\t" \
".set\tpop" \
: "=r" (__rv) : "i" (reg), "i" (sel) ); \
__rv;})
#define write_c0_register(reg, sel, value) \
__asm__ __volatile__( \
".set\tpush\n\t" \
".set mips32\n\t" \
"mtc0\t%0,$%1,%2\n\t" \
".set\tpop" \
: : "r" (value), "i" (reg), "i" (sel) );
#define read_c2_register(reg, sel) \
({ unsigned int __rv; \
__asm__ __volatile__( \
".set\tpush\n\t" \
".set mips32\n\t" \
"mfc0\t%0,$%1,%2\n\t" \
".set\tpop" \
: "=r" (__rv) : "i"(reg), "i" (sel) ); \
__rv;})
/*
* We have 128 registers in C2 credit counters, reading them one at
* a time using bitmap will take a lot of code, so we have two functions
* to read registers sel0-3 and sel 4-7 into one 32 bit word.
*/
#define read_cc_registers_0123(reg) \
({ \
unsigned int __rv; \
\
__asm__ __volatile__( \
".set push\n\t" \
".set mips32\n\t" \
".set noreorder\n\t" \
"mfc2 %0, $%1, 0\n\t" \
"mfc2 $8, $%1, 1\n\t" \
"sll %0, %0, 8\n\t" \
"or %0, %0, $8\n\t" \
"mfc2 $8, $%1, 2\n\t" \
"sll %0, %0, 8\n\t" \
"or %0, %0, $8\n\t" \
"mfc2 $8, $%1, 3\n\t" \
"sll %0, %0, 8\n\t" \
"or %0, %0, $8\n\t" \
".set pop" \
: "=r" (__rv) : "i"(reg) : "$8"); \
\
__rv; \
})
#define read_cc_registers_4567(reg) \
({ \
unsigned int __rv; \
\
__asm__ __volatile__( \
".set push\n\t" \
".set mips32\n\t" \
".set noreorder\n\t" \
"mfc2 %0, $%1, 4\n\t" \
"mfc2 $8, $%1, 5\n\t" \
"sll %0, %0, 8\n\t" \
"or %0, %0, $8\n\t" \
"mfc2 $8, $%1, 6\n\t" \
"sll %0, %0, 8\n\t" \
"or %0, %0, $8\n\t" \
"mfc2 $8, $%1, 7\n\t" \
"sll %0, %0, 8\n\t" \
"or %0, %0, $8\n\t" \
".set pop" \
: "=r" (__rv) :"i"(reg) : "$8"); \
\
__rv; \
})
#endif
#endif

113
sys/mips/rmi/xlr_boot1_console.c
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@ -1,113 +0,0 @@
/*-
* Copyright (c) 2006 Wojciech A. Koszek <wkoszek@FreeBSD.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: xlr_boot1_console.c,v 1.6 2008-07-16 20:22:49 jayachandranc Exp $
*/
/*
* Adapted for XLR bootloader
* RMi
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include "opt_comconsole.h"
#include <sys/param.h>
#include <sys/kdb.h>
#include <sys/kernel.h>
#include <sys/systm.h>
#include <sys/types.h>
#include <sys/conf.h>
#include <sys/cons.h>
#include <sys/consio.h>
#include <sys/tty.h>
#include <mips/rmi/xlrconfig.h>
#include <mips/rmi/shared_structs.h>
#include <mips/rmi/shared_structs_func.h>
#include <ddb/ddb.h>
#if 0
static cn_probe_t xlr_boot1_cnprobe;
static cn_init_t xlr_boot1_cninit;
static cn_term_t xlr_boot1_cnterm;
static cn_getc_t xlr_boot1_cngetc;
static cn_checkc_t xlr_boot1_cncheckc;
static cn_putc_t xlr_boot1_cnputc;
CONS_DRIVER(xlrboot, xlr_boot1_cnprobe, xlr_boot1_cninit, xlr_boot1_cnterm, xlr_boot1_cngetc,
xlr_boot1_cncheckc, xlr_boot1_cnputc, NULL);
/*
* Device gets probed. Firmwire should be checked here probably.
*/
static void
xlr_boot1_cnprobe(struct consdev *cp)
{
cp->cn_pri = CN_NORMAL;
cp->cn_tp = NULL;
cp->cn_arg = NULL; /* softc */
cp->cn_unit = -1; /* ? */
cp->cn_flags = 0;
}
/*
* Initialization.
*/
static void
xlr_boot1_cninit(struct consdev *cp)
{
sprintf(cp->cn_name, "boot1");
}
static void
xlr_boot1_cnterm(struct consdev *cp)
{
cp->cn_pri = CN_DEAD;
cp->cn_flags = 0;
return;
}
static int
xlr_boot1_cngetc(struct consdev *cp)
{
return boot1_info_uart_getchar_func(&xlr_boot1_info);
}
static void
xlr_boot1_cnputc(struct consdev *cp, int c)
{
boot1_info_uart_putchar_func(&xlr_boot1_info, c);
}
static int
xlr_boot1_cncheckc(struct consdev *cp)
{
return 0;
}
#endif