mirror of
https://github.com/freebsd/freebsd-src
synced 2024-10-03 23:28:58 +00:00
Style fixes: shell script indentation, if/then style, plus a lot
of comments in C code (capitalized, end with full stop). Submitted by: schweikh
This commit is contained in:
Diomidis Spinellis
parent
ff7cd805df
commit
e4dcc1fd98
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=120708
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@ -22,9 +22,8 @@
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# $FreeBSD$"
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#
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#
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if [ "X${1}" = "X" ]
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then
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echo "Hey , how about some help here.. give me a device name!"
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if [ "X${1}" = "X" ]; then
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echo "Hey, how about some help here... give me a device name!"
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exit 1
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fi
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UPPER=`echo ${1} |tr "[:lower:]" "[:upper:]"`
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@ -35,27 +34,25 @@ TOP=`pwd`
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RCS_KEYWORD=FreeBSD
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if [ -d ${TOP}/modules/${1} ]
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then
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if [ -d ${TOP}/modules/${1} ]; then
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echo "There appears to already be a module called ${1}"
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echo -n "Should it be overwritten? [Y]"
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read VAL
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if [ "-z" "$VAL" ]
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then
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VAL=YES
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if [ "-z" "$VAL" ]; then
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VAL=YES
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fi
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case ${VAL} in
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[yY]*)
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echo "Cleaning up from prior runs"
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rm -rf ${TOP}/dev/${1}
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rm -rf ${TOP}/modules/${1}
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rm ${TOP}/i386/conf/files.${UPPER}
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rm ${TOP}/i386/conf/${UPPER}
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rm ${TOP}/sys/${1}io.h
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;;
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echo "Cleaning up from prior runs"
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rm -rf ${TOP}/dev/${1}
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rm -rf ${TOP}/modules/${1}
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rm ${TOP}/i386/conf/files.${UPPER}
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rm ${TOP}/i386/conf/${UPPER}
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rm ${TOP}/sys/${1}io.h
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;;
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*)
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exit 1
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;;
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exit 1
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;;
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esac
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fi
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@ -102,8 +99,7 @@ options DDB # trust me, you'll need this
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device ${1}
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DONE
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if [ ! -d ${TOP}/dev/${1} ]
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then
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if [ ! -d ${TOP}/dev/${1} ]; then
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mkdir -p ${TOP}/dev/${1}
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fi
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@ -167,7 +163,7 @@ __FBSDID("\$${RCS_KEYWORD}$");
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#include "isa_if.h"
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/* XXX These should be defined in terms of bus-space ops */
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/* XXX These should be defined in terms of bus-space ops. */
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#define ${UPPER}_INB(port) inb(port_start)
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#define ${UPPER}_OUTB(port, val) ( port_start, (val))
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#define SOME_PORT 123
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@ -175,20 +171,20 @@ __FBSDID("\$${RCS_KEYWORD}$");
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/*
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* The softc is automatically allocated by the parent bus using the
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* size specified in the driver_t declaration below
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* size specified in the driver_t declaration below.
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*/
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#define DEV2SOFTC(dev) ((struct ${1}_softc *) (dev)->si_drv1)
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#define DEVICE2SOFTC(dev) ((struct ${1}_softc *) device_get_softc(dev))
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/*
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* device specific Misc defines
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* Device specific misc defines.
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*/
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#define BUFFERSIZE 1024
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#define NUMPORTS 4
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#define MEMSIZE (4 * 1024) /* imaginable h/w buffer size */
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#define MEMSIZE (4 * 1024) /* Imaginable h/w buffer size. */
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/*
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* One of these per allocated device
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* One of these per allocated device.
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*/
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struct ${1}_softc {
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bus_space_tag_t bt;
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@ -197,18 +193,18 @@ struct ${1}_softc {
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int rid_memory;
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int rid_irq;
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int rid_drq;
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struct resource* res_ioport; /* resource for port range */
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struct resource* res_memory; /* resource for mem range */
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struct resource* res_irq; /* resource for irq range */
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struct resource* res_drq; /* resource for dma channel */
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struct resource* res_ioport; /* Resource for port range. */
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struct resource* res_memory; /* Resource for mem range. */
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struct resource* res_irq; /* Resource for irq range. */
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struct resource* res_drq; /* Resource for dma channel. */
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device_t device;
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dev_t dev;
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void *intr_cookie;
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void *vaddr; /* Virtual address of mem resource */
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char buffer[BUFFERSIZE]; /* if we needed to buffer something */
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void *vaddr; /* Virtual address of mem resource. */
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char buffer[BUFFERSIZE]; /* If we need to buffer something. */
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};
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/* Function prototypes (these should all be static) */
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/* Function prototypes (these should all be static). */
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static int ${1}_deallocate_resources(device_t device);
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static int ${1}_allocate_resources(device_t device);
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static int ${1}_attach(device_t device, struct ${1}_softc *scp);
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@ -239,9 +235,9 @@ static struct cdevsw ${1}_cdevsw = {
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static devclass_t ${1}_devclass;
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/*
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*****************************************
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* ISA Attachment structures and functions
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*****************************************
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******************************************
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* ISA Attachment structures and functions.
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******************************************
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*/
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static void ${1}_isa_identify (driver_t *, device_t);
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static int ${1}_isa_probe (device_t);
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@ -290,7 +286,7 @@ static struct localhints {
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{0,0,0,0}
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};
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#define MAXHINTS 10 /* just an arbitrary safety limit */
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#define MAXHINTS 10 /* Just an arbitrary safety limit. */
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/*
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* Called once when the driver is somehow connected with the bus,
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* (Either linked in and the bus is started, or loaded as a module).
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@ -339,14 +335,14 @@ ${1}_isa_identify (driver_t *driver, device_t parent)
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printf("${UPPER}: already attached\n");
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return;
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}
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/* XXX look at dev/acpica/acpi_isa.c for use of ISA_ADD_CONFIG() macro */
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/* XXX What is ISA_SET_CONFIG_CALLBACK(parent, child, pnpbios_set_config, 0) ?*/
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/* XXX Look at dev/acpica/acpi_isa.c for use of ISA_ADD_CONFIG() macro. */
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/* XXX What is ISA_SET_CONFIG_CALLBACK(parent, child, pnpbios_set_config, 0)? */
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for (i = 0; i < MAXHINTS; i++) {
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ioport = res[i].ioport;
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irq = res[i].irq;
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if ((ioport == 0) && (irq == 0))
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return; /* we've added all our local hints */
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return; /* We've added all our local hints. */
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child = BUS_ADD_CHILD(parent, ISA_ORDER_SPECULATIVE, "${1}", -1);
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bus_set_resource(child, SYS_RES_IOPORT, 0, ioport, NUMPORTS);
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@ -360,7 +356,7 @@ ${1}_isa_identify (driver_t *driver, device_t parent)
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* we could do this, and put matching entries
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* in the PNP table, but I think it's probably too hacky.
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* As you see, some people have done it though.
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* Basically EISA (remember that?) would do this I think
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* Basically EISA (remember that?) would do this I think.
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*/
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isa_set_vendorid(child, PNP_EISAID("ESS1888"));
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isa_set_logicalid(child, PNP_EISAID("ESS1888"));
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@ -396,9 +392,9 @@ ${1}_isa_probe (device_t device)
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scp->device = device;
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/*
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* Check this device for a PNP match in our table..
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* Check this device for a PNP match in our table.
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* There are several possible outcomes.
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* error == 0 We match a PNP ).
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* error == 0 We match a PNP.
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* error == ENXIO, It is a PNP device but not in our table.
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* error == ENOENT, It is not a PNP device.. try heuristic probes.
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* -- logic from if_ed_isa.c, added info from isa/isa_if.m:
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@ -409,14 +405,14 @@ ${1}_isa_probe (device_t device)
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* and return a value of '-2' or something if we could
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* only handle basic functions. This would allow a specific
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* Widgetplus driver to make a better offer if it knows how to
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* do all the extended functions. (see non-pnp part for more info)
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* do all the extended functions. (See non-pnp part for more info).
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*/
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error = ISA_PNP_PROBE(parent, device, ${1}_ids);
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switch (error) {
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case 0:
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/*
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* We found a PNP device.
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* Do nothing, as it's all done in attach()
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* Do nothing, as it's all done in attach().
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*/
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break;
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case ENOENT:
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@ -439,7 +435,7 @@ ${1}_isa_probe (device_t device)
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* do any probing.
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*/
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/*
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* find out the values of any resources we
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* Find out the values of any resources we
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* need for our dumb probe. Also check we have enough ports
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* in the request. (could be hints based).
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* Should probably do the same for memory regions too.
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@ -463,7 +459,7 @@ ${1}_isa_probe (device_t device)
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goto errexit;
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}
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/* dummy heuristic type probe */
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/* Dummy heuristic type probe. */
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if (inb(port_start) != EXPECTED_VALUE) {
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/*
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* It isn't what we hoped, so quit looking for it.
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@ -484,14 +480,14 @@ ${1}_isa_probe (device_t device)
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/*
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* We found one, return non-positive numbers..
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* Return -N if we cant handle it, but not well.
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* Return -2 if we would LIKE the device
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* Return -1 if we want it a lot
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* Return 0 if we MUST get the device
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* Return -2 if we would LIKE the device.
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* Return -1 if we want it a lot.
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* Return 0 if we MUST get the device.
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* This allows drivers to 'bid' for a device.
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*/
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device_set_desc(device, "ACME Widget model 1234");
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error = -1; /* we want it but someone else
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may be even better */
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error = -1; /* We want it but someone else
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may be even better. */
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}
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/*
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* Unreserve the resources for now because
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@ -504,7 +500,7 @@ ${1}_isa_probe (device_t device)
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${1}_deallocate_resources(device);
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break;
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case ENXIO:
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/* It was PNP but not ours, leave immediately */
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/* It was PNP but not ours, leave immediately. */
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default:
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error = ENXIO;
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}
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@ -517,7 +513,7 @@ errexit:
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* We can be destructive here as we know we have the device.
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* This is the first place we can be sure we have a softc structure.
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* You would do ISA specific attach things here, but generically there aren't
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* any (yey new-bus!).
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* any (yay new-bus!).
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*/
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static int
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${1}_isa_attach (device_t device)
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@ -532,7 +528,7 @@ ${1}_isa_attach (device_t device)
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}
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/*
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* detach the driver (e.g. module unload)
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* Detach the driver (e.g. module unload),
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* call the bus independent version
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* and undo anything we did in the ISA attach routine.
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*/
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@ -655,7 +651,7 @@ ${1}_attach(device_t device, struct ${1}_softc * scp)
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scp->bt = rman_get_bustag(scp->res_ioport);
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scp->bh = rman_get_bushandle(scp->res_ioport);
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/* register the interrupt handler */
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/* Register the interrupt handler. */
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/*
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* The type should be one of:
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* INTR_TYPE_TTY
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|
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@ -669,10 +665,10 @@ ${1}_attach(device_t device, struct ${1}_softc * scp)
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* necessary when coding fast interrupt routines.
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*/
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if (scp->res_irq) {
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/* default to the tty mask for registration */ /* XXX */
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/* Default to the tty mask for registration. */ /* XXX */
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if (BUS_SETUP_INTR(parent, device, scp->res_irq, INTR_TYPE_TTY,
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${1}intr, scp, &scp->intr_cookie) == 0) {
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/* do something if successful */
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/* Do something if successful. */
|
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} else
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goto errexit;
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}
|
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|
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@ -690,7 +686,7 @@ ${1}_attach(device_t device, struct ${1}_softc * scp)
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|
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errexit:
|
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/*
|
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* Undo anything we may have done
|
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* Undo anything we may have done.
|
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*/
|
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${1}_detach(device, scp);
|
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return (ENXIO);
|
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|
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@ -726,7 +722,7 @@ ${1}_detach(device_t device, struct ${1}_softc *scp)
|
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}
|
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|
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/*
|
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* deallocate any system resources we may have
|
||||
* Deallocate any system resources we may have
|
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* allocated on behalf of this driver.
|
||||
*/
|
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scp->vaddr = NULL;
|
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|
|
@ -738,7 +734,7 @@ ${1}_allocate_resources(device_t device)
|
|||
{
|
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int error;
|
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struct ${1}_softc *scp = DEVICE2SOFTC(device);
|
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int size = 16; /* SIZE of port range used */
|
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int size = 16; /* SIZE of port range used. */
|
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|
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scp->res_ioport = bus_alloc_resource(device, SYS_RES_IOPORT,
|
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&scp->rid_ioport, 0ul, ~0ul, size, RF_ACTIVE);
|
||||
|
|
@ -763,9 +759,9 @@ ${1}_allocate_resources(device_t device)
|
|||
|
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errexit:
|
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error = ENXIO;
|
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/* cleanup anything we may have assigned. */
|
||||
/* Cleanup anything we may have assigned. */
|
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${1}_deallocate_resources(device);
|
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return (ENXIO); /* for want of a better idea */
|
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return (ENXIO); /* For want of a better idea. */
|
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}
|
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|
||||
static int
|
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|
|
@ -812,12 +808,12 @@ ${1}intr(void *arg)
|
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struct ${1}_softc *scp = (struct ${1}_softc *) arg;
|
||||
|
||||
/*
|
||||
* well we got an interrupt, now what?
|
||||
* Well we got an interrupt, now what?
|
||||
*
|
||||
* Make sure that the interrupt routine will always terminate,
|
||||
* even in the face of "bogus" data from the card.
|
||||
*/
|
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(void)scp; /* Delete this line after using scp. */
|
||||
(void)scp; /* Delete this line after using scp. */
|
||||
return;
|
||||
}
|
||||
|
||||
|
|
@ -826,10 +822,10 @@ ${1}ioctl (dev_t dev, u_long cmd, caddr_t data, int flag, struct thread *td)
|
|||
{
|
||||
struct ${1}_softc *scp = DEV2SOFTC(dev);
|
||||
|
||||
(void)scp; /* Delete this line after using scp. */
|
||||
(void)scp; /* Delete this line after using scp. */
|
||||
switch (cmd) {
|
||||
case DHIOCRESET:
|
||||
/* whatever resets it */
|
||||
/* Whatever resets it. */
|
||||
#if 0
|
||||
${UPPER}_OUTB(SOME_PORT, 0xff);
|
||||
#endif
|
||||
|
|
@ -841,7 +837,7 @@ ${1}ioctl (dev_t dev, u_long cmd, caddr_t data, int flag, struct thread *td)
|
|||
}
|
||||
/*
|
||||
* You also need read, write, open, close routines.
|
||||
* This should get you started
|
||||
* This should get you started.
|
||||
*/
|
||||
static int
|
||||
${1}open(dev_t dev, int oflags, int devtype, struct thread *td)
|
||||
|
|
@ -849,9 +845,9 @@ ${1}open(dev_t dev, int oflags, int devtype, struct thread *td)
|
|||
struct ${1}_softc *scp = DEV2SOFTC(dev);
|
||||
|
||||
/*
|
||||
* Do processing
|
||||
* Do processing.
|
||||
*/
|
||||
(void)scp; /* Delete this line after using scp. */
|
||||
(void)scp; /* Delete this line after using scp. */
|
||||
return (0);
|
||||
}
|
||||
|
||||
|
|
@ -861,9 +857,9 @@ ${1}close(dev_t dev, int fflag, int devtype, struct thread *td)
|
|||
struct ${1}_softc *scp = DEV2SOFTC(dev);
|
||||
|
||||
/*
|
||||
* Do processing
|
||||
* Do processing.
|
||||
*/
|
||||
(void)scp; /* Delete this line after using scp. */
|
||||
(void)scp; /* Delete this line after using scp. */
|
||||
return (0);
|
||||
}
|
||||
|
||||
|
|
@ -874,10 +870,10 @@ ${1}read(dev_t dev, struct uio *uio, int ioflag)
|
|||
int toread;
|
||||
|
||||
/*
|
||||
* Do processing
|
||||
* read from buffer
|
||||
* Do processing.
|
||||
* Read from buffer.
|
||||
*/
|
||||
(void)scp; /* Delete this line after using scp. */
|
||||
(void)scp; /* Delete this line after using scp. */
|
||||
toread = (min(uio->uio_resid, sizeof(scp->buffer)));
|
||||
return(uiomove(scp->buffer, toread, uio));
|
||||
}
|
||||
|
|
@ -889,10 +885,10 @@ ${1}write(dev_t dev, struct uio *uio, int ioflag)
|
|||
int towrite;
|
||||
|
||||
/*
|
||||
* Do processing
|
||||
* write to buffer
|
||||
* Do processing.
|
||||
* Write to buffer.
|
||||
*/
|
||||
(void)scp; /* Delete this line after using scp. */
|
||||
(void)scp; /* Delete this line after using scp. */
|
||||
towrite = (min(uio->uio_resid, sizeof(scp->buffer)));
|
||||
return(uiomove(scp->buffer, towrite, uio));
|
||||
}
|
||||
|
|
@ -906,8 +902,8 @@ ${1}mmap(dev_t dev, vm_offset_t offset, vm_paddr_t *paddr, int nprot)
|
|||
* Given a byte offset into your device, return the PHYSICAL
|
||||
* page number that it would map to.
|
||||
*/
|
||||
(void)scp; /* Delete this line after using scp. */
|
||||
#if 0 /* if we had a frame buffer or whatever.. do this */
|
||||
(void)scp; /* Delete this line after using scp. */
|
||||
#if 0 /* If we had a frame buffer or whatever... do this. */
|
||||
if (offset > FRAMEBUFFERSIZE - PAGE_SIZE)
|
||||
return (-1);
|
||||
return i386_btop((FRAMEBASE + offset));
|
||||
|
|
@ -922,10 +918,10 @@ ${1}poll(dev_t dev, int which, struct thread *td)
|
|||
struct ${1}_softc *scp = DEV2SOFTC(dev);
|
||||
|
||||
/*
|
||||
* Do processing
|
||||
* Do processing.
|
||||
*/
|
||||
(void)scp; /* Delete this line after using scp. */
|
||||
return (0); /* this is the wrong value I'm sure */
|
||||
(void)scp; /* Delete this line after using scp. */
|
||||
return (0); /* This is the wrong value I'm sure. */
|
||||
}
|
||||
|
||||
DONE
|
||||
|
|
@ -933,7 +929,7 @@ DONE
|
|||
cat >${TOP}/sys/${1}io.h <<DONE
|
||||
/*
|
||||
* Definitions needed to access the ${1} device (ioctls etc)
|
||||
* see mtio.h , ioctl.h as examples
|
||||
* see mtio.h, ioctl.h as examples.
|
||||
*/
|
||||
#ifndef SYS_DHIO_H
|
||||
#define SYS_DHIO_H
|
||||
|
|
@ -944,14 +940,13 @@ cat >${TOP}/sys/${1}io.h <<DONE
|
|||
#include <sys/ioccom.h>
|
||||
|
||||
/*
|
||||
* define an ioctl here
|
||||
* Define an ioctl here.
|
||||
*/
|
||||
#define DHIOCRESET _IO('D', 0) /* reset the ${1} device */
|
||||
#define DHIOCRESET _IO('D', 0) /* Reset the ${1} device. */
|
||||
#endif
|
||||
DONE
|
||||
|
||||
if [ ! -d ${TOP}/modules/${1} ]
|
||||
then
|
||||
if [ ! -d ${TOP}/modules/${1} ]; then
|
||||
mkdir -p ${TOP}/modules/${1}
|
||||
fi
|
||||
|
||||
|
|
@ -965,7 +960,7 @@ KMOD = ${1}
|
|||
SRCS = ${1}.c
|
||||
SRCS += opt_inet.h device_if.h bus_if.h pci_if.h isa_if.h
|
||||
|
||||
# you may need to do this is your device is an if_xxx driver
|
||||
# You may need to do this is your device is an if_xxx driver.
|
||||
opt_inet.h:
|
||||
echo "#define INET 1" > opt_inet.h
|
||||
|
||||
|
|
@ -984,6 +979,6 @@ exit
|
|||
|
||||
#--------------end of script---------------
|
||||
#
|
||||
#edit to your taste..
|
||||
# Edit to your taste...
|
||||
#
|
||||
#
|
||||
|
|
|
|||
Loading…
Reference in a new issue