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ESP: convert to trace framework

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Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Blue Swirl 2011-09-11 15:54:18 +00:00
parent b39491a83d
commit bf4b9889ab
2 changed files with 61 additions and 40 deletions
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70
hw/esp.c
View file

@ -25,9 +25,7 @@
#include "sysbus.h"
#include "scsi.h"
#include "esp.h"
/* debug ESP card */
//#define DEBUG_ESP
#include "trace.h"
/*
* On Sparc32, this is the ESP (NCR53C90) part of chip STP2000 (Master I/O),
@ -37,13 +35,6 @@
* http://www.ibiblio.org/pub/historic-linux/early-ports/Sparc/NCR/NCR53C9X.txt
*/
#ifdef DEBUG_ESP
#define DPRINTF(fmt, ...) \
do { printf("ESP: " fmt , ## __VA_ARGS__); } while (0)
#else
#define DPRINTF(fmt, ...) do {} while (0)
#endif
#define ESP_ERROR(fmt, ...) \
do { printf("ESP ERROR: %s: " fmt, __func__ , ## __VA_ARGS__); } while (0)
@ -158,7 +149,7 @@ static void esp_raise_irq(ESPState *s)
if (!(s->rregs[ESP_RSTAT] & STAT_INT)) {
s->rregs[ESP_RSTAT] |= STAT_INT;
qemu_irq_raise(s->irq);
DPRINTF("Raise IRQ\n");
trace_esp_raise_irq();
}
}
@ -167,7 +158,7 @@ static void esp_lower_irq(ESPState *s)
if (s->rregs[ESP_RSTAT] & STAT_INT) {
s->rregs[ESP_RSTAT] &= ~STAT_INT;
qemu_irq_lower(s->irq);
DPRINTF("Lower IRQ\n");
trace_esp_lower_irq();
}
}
@ -178,13 +169,13 @@ static void esp_dma_enable(void *opaque, int irq, int level)
if (level) {
s->dma_enabled = 1;
DPRINTF("Raise enable\n");
trace_esp_dma_enable();
if (s->dma_cb) {
s->dma_cb(s);
s->dma_cb = NULL;
}
} else {
DPRINTF("Lower enable\n");
trace_esp_dma_disable();
s->dma_enabled = 0;
}
}
@ -214,7 +205,7 @@ static uint32_t get_cmd(ESPState *s, uint8_t *buf)
memcpy(buf, s->ti_buf, dmalen);
buf[0] = buf[2] >> 5;
}
DPRINTF("get_cmd: len %d target %d\n", dmalen, target);
trace_esp_get_cmd(dmalen, target);
s->ti_size = 0;
s->ti_rptr = 0;
@ -243,7 +234,7 @@ static void do_busid_cmd(ESPState *s, uint8_t *buf, uint8_t busid)
int32_t datalen;
int lun;
DPRINTF("do_busid_cmd: busid 0x%x\n", busid);
trace_esp_do_busid_cmd(busid);
lun = busid & 7;
s->current_req = scsi_req_new(s->current_dev, 0, lun, buf, NULL);
datalen = scsi_req_enqueue(s->current_req);
@ -308,7 +299,7 @@ static void handle_satn_stop(ESPState *s)
}
s->cmdlen = get_cmd(s, s->cmdbuf);
if (s->cmdlen) {
DPRINTF("Set ATN & Stop: cmdlen %d\n", s->cmdlen);
trace_esp_handle_satn_stop(s->cmdlen);
s->do_cmd = 1;
s->rregs[ESP_RSTAT] = STAT_TC | STAT_CD;
s->rregs[ESP_RINTR] = INTR_BS | INTR_FC;
@ -319,7 +310,7 @@ static void handle_satn_stop(ESPState *s)
static void write_response(ESPState *s)
{
DPRINTF("Transfer status (status=%d)\n", s->status);
trace_esp_write_response(s->status);
s->ti_buf[0] = s->status;
s->ti_buf[1] = 0;
if (s->dma) {
@ -355,7 +346,7 @@ static void esp_do_dma(ESPState *s)
to_device = (s->ti_size < 0);
len = s->dma_left;
if (s->do_cmd) {
DPRINTF("command len %d + %d\n", s->cmdlen, len);
trace_esp_do_dma(s->cmdlen, len);
s->dma_memory_read(s->dma_opaque, &s->cmdbuf[s->cmdlen], len);
s->ti_size = 0;
s->cmdlen = 0;
@ -400,15 +391,15 @@ static void esp_command_complete(SCSIRequest *req, uint32_t status)
{
ESPState *s = DO_UPCAST(ESPState, busdev.qdev, req->bus->qbus.parent);
DPRINTF("SCSI Command complete\n");
trace_esp_command_complete();
if (s->ti_size != 0) {
DPRINTF("SCSI command completed unexpectedly\n");
trace_esp_command_complete_unexpected();
}
s->ti_size = 0;
s->dma_left = 0;
s->async_len = 0;
if (status) {
DPRINTF("Command failed\n");
trace_esp_command_complete_fail();
}
s->status = status;
s->rregs[ESP_RSTAT] = STAT_ST;
@ -424,7 +415,7 @@ static void esp_transfer_data(SCSIRequest *req, uint32_t len)
{
ESPState *s = DO_UPCAST(ESPState, busdev.qdev, req->bus->qbus.parent);
DPRINTF("transfer %d/%d\n", s->dma_left, s->ti_size);
trace_esp_transfer_data(s->dma_left, s->ti_size);
s->async_len = len;
s->async_buf = scsi_req_get_buf(req);
if (s->dma_left) {
@ -452,13 +443,13 @@ static void handle_ti(ESPState *s)
minlen = (dmalen < -s->ti_size) ? dmalen : -s->ti_size;
else
minlen = (dmalen < s->ti_size) ? dmalen : s->ti_size;
DPRINTF("Transfer Information len %d\n", minlen);
trace_esp_handle_ti(minlen);
if (s->dma) {
s->dma_left = minlen;
s->rregs[ESP_RSTAT] &= ~STAT_TC;
esp_do_dma(s);
} else if (s->do_cmd) {
DPRINTF("command len %d\n", s->cmdlen);
trace_esp_handle_ti_cmd(s->cmdlen);
s->ti_size = 0;
s->cmdlen = 0;
s->do_cmd = 0;
@ -517,7 +508,7 @@ static uint32_t esp_mem_readb(void *opaque, target_phys_addr_t addr)
uint32_t saddr, old_val;
saddr = addr >> s->it_shift;
DPRINTF("read reg[%d]: 0x%2.2x\n", saddr, s->rregs[saddr]);
trace_esp_mem_readb(saddr, s->rregs[saddr]);
switch (saddr) {
case ESP_FIFO:
if (s->ti_size > 0) {
@ -558,8 +549,7 @@ static void esp_mem_writeb(void *opaque, target_phys_addr_t addr, uint32_t val)
uint32_t saddr;
saddr = addr >> s->it_shift;
DPRINTF("write reg[%d]: 0x%2.2x -> 0x%2.2x\n", saddr, s->wregs[saddr],
val);
trace_esp_mem_writeb(saddr, s->wregs[saddr], val);
switch (saddr) {
case ESP_TCLO:
case ESP_TCMID:
@ -587,21 +577,21 @@ static void esp_mem_writeb(void *opaque, target_phys_addr_t addr, uint32_t val)
}
switch(val & CMD_CMD) {
case CMD_NOP:
DPRINTF("NOP (%2.2x)\n", val);
trace_esp_mem_writeb_cmd_nop(val);
break;
case CMD_FLUSH:
DPRINTF("Flush FIFO (%2.2x)\n", val);
trace_esp_mem_writeb_cmd_flush(val);
//s->ti_size = 0;
s->rregs[ESP_RINTR] = INTR_FC;
s->rregs[ESP_RSEQ] = 0;
s->rregs[ESP_RFLAGS] = 0;
break;
case CMD_RESET:
DPRINTF("Chip reset (%2.2x)\n", val);
trace_esp_mem_writeb_cmd_reset(val);
esp_soft_reset(&s->busdev.qdev);
break;
case CMD_BUSRESET:
DPRINTF("Bus reset (%2.2x)\n", val);
trace_esp_mem_writeb_cmd_bus_reset(val);
s->rregs[ESP_RINTR] = INTR_RST;
if (!(s->wregs[ESP_CFG1] & CFG1_RESREPT)) {
esp_raise_irq(s);
@ -611,41 +601,41 @@ static void esp_mem_writeb(void *opaque, target_phys_addr_t addr, uint32_t val)
handle_ti(s);
break;
case CMD_ICCS:
DPRINTF("Initiator Command Complete Sequence (%2.2x)\n", val);
trace_esp_mem_writeb_cmd_iccs(val);
write_response(s);
s->rregs[ESP_RINTR] = INTR_FC;
s->rregs[ESP_RSTAT] |= STAT_MI;
break;
case CMD_MSGACC:
DPRINTF("Message Accepted (%2.2x)\n", val);
trace_esp_mem_writeb_cmd_msgacc(val);
s->rregs[ESP_RINTR] = INTR_DC;
s->rregs[ESP_RSEQ] = 0;
s->rregs[ESP_RFLAGS] = 0;
esp_raise_irq(s);
break;
case CMD_PAD:
DPRINTF("Transfer padding (%2.2x)\n", val);
trace_esp_mem_writeb_cmd_pad(val);
s->rregs[ESP_RSTAT] = STAT_TC;
s->rregs[ESP_RINTR] = INTR_FC;
s->rregs[ESP_RSEQ] = 0;
break;
case CMD_SATN:
DPRINTF("Set ATN (%2.2x)\n", val);
trace_esp_mem_writeb_cmd_satn(val);
break;
case CMD_SEL:
DPRINTF("Select without ATN (%2.2x)\n", val);
trace_esp_mem_writeb_cmd_sel(val);
handle_s_without_atn(s);
break;
case CMD_SELATN:
DPRINTF("Select with ATN (%2.2x)\n", val);
trace_esp_mem_writeb_cmd_selatn(val);
handle_satn(s);
break;
case CMD_SELATNS:
DPRINTF("Select with ATN & stop (%2.2x)\n", val);
trace_esp_mem_writeb_cmd_selatns(val);
handle_satn_stop(s);
break;
case CMD_ENSEL:
DPRINTF("Enable selection (%2.2x)\n", val);
trace_esp_mem_writeb_cmd_ensel(val);
s->rregs[ESP_RINTR] = 0;
break;
default:

31
trace-events
View file

@ -502,3 +502,34 @@ escc_sunkbd_event_in(int ch) "Untranslated keycode %2.2x"
escc_sunkbd_event_out(int ch) "Translated keycode %2.2x"
escc_kbd_command(int val) "Command %d"
escc_sunmouse_event(int dx, int dy, int buttons_state) "dx=%d dy=%d buttons=%01x"
# hw/esp.c
esp_raise_irq(void) "Raise IRQ"
esp_lower_irq(void) "Lower IRQ"
esp_dma_enable(void) "Raise enable"
esp_dma_disable(void) "Lower enable"
esp_get_cmd(uint32_t dmalen, int target) "len %d target %d"
esp_do_busid_cmd(uint8_t busid) "busid 0x%x"
esp_handle_satn_stop(uint32_t cmdlen) "cmdlen %d"
esp_write_response(uint32_t status) "Transfer status (status=%d)"
esp_do_dma(uint32_t cmdlen, uint32_t len) "command len %d + %d"
esp_command_complete(void) "SCSI Command complete"
esp_command_complete_unexpected(void) "SCSI command completed unexpectedly"
esp_command_complete_fail(void) "Command failed"
esp_transfer_data(uint32_t dma_left, int32_t ti_size) "transfer %d/%d"
esp_handle_ti(uint32_t minlen) "Transfer Information len %d"
esp_handle_ti_cmd(uint32_t cmdlen) "command len %d"
esp_mem_readb(uint32_t saddr, uint8_t reg) "reg[%d]: 0x%2.2x"
esp_mem_writeb(uint32_t saddr, uint8_t reg, uint32_t val) "reg[%d]: 0x%2.2x -> 0x%2.2x"
esp_mem_writeb_cmd_nop(uint32_t val) "NOP (%2.2x)"
esp_mem_writeb_cmd_flush(uint32_t val) "Flush FIFO (%2.2x)"
esp_mem_writeb_cmd_reset(uint32_t val) "Chip reset (%2.2x)"
esp_mem_writeb_cmd_bus_reset(uint32_t val) "Bus reset (%2.2x)"
esp_mem_writeb_cmd_iccs(uint32_t val) "Initiator Command Complete Sequence (%2.2x)"
esp_mem_writeb_cmd_msgacc(uint32_t val) "Message Accepted (%2.2x)"
esp_mem_writeb_cmd_pad(uint32_t val) "Transfer padding (%2.2x)"
esp_mem_writeb_cmd_satn(uint32_t val) "Set ATN (%2.2x)"
esp_mem_writeb_cmd_sel(uint32_t val) "Select without ATN (%2.2x)"
esp_mem_writeb_cmd_selatn(uint32_t val) "Select with ATN (%2.2x)"
esp_mem_writeb_cmd_selatns(uint32_t val) "Select with ATN & stop (%2.2x)"
esp_mem_writeb_cmd_ensel(uint32_t val) "Enable selection (%2.2x)"