OpenFirmware/PowerPC loader, part 2.

As of this patchset, the loader builds (under NetBSD/macppc), boots, interacts
and talks to BOOTP/NFS servers.

(main.c was moved from boot/ofw/libofw to boot/ofw/common but has no revision
 history)

Reviewed by:	obrien
This commit is contained in:
Benno Rice 2000-11-10 06:39:58 +00:00
parent f1fb6c2132
commit 4cc1860f9b
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=68548
20 changed files with 720 additions and 239 deletions

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@ -4,6 +4,10 @@ SRCS+= bcache.c boot.c commands.c console.c devopen.c interp.c
SRCS+= interp_backslash.c interp_parse.c load_aout.c load_elf.c ls.c misc.c
SRCS+= module.c panic.c
.if defined(LOADER_NET_SUPPORT)
SRCS+= dev_net.c
.endif
# Machine-independant ISA PnP
.if HAVE_ISABUS
SRCS+= isapnp.c

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@ -0,0 +1,3 @@
# $FreeBSD$
SRCS+= main.c

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@ -32,6 +32,7 @@
#include "libofw.h"
#include "bootstrap.h"
struct ofw_devdesc currdev; /* our current device */
struct arch_switch archsw; /* MI/MD interface boundary */
extern char end[];
@ -49,54 +50,54 @@ struct ofw_reg
void
init_heap(void)
{
phandle_t chosen, memory;
ihandle_t meminstance;
struct ofw_reg available;
void * aligned_end;
phandle_t chosen, memory;
struct ofw_reg available;
void * aligned_end;
chosen = OF_finddevice("/chosen");
OF_getprop(chosen, "memory", &meminstance, sizeof(meminstance));
memory = OF_instance_to_package(meminstance);
OF_getprop(memory, "available", &available, sizeof(available));
printf("available.base = 0x%08x\n", available.base);
printf("available.size = 0x%08x\n", available.size);
printf("available.base = 0x%08x\n", available.base);
printf("available.size = 0x%08x\n", available.size);
if (OF_claim((void *)available.base, 0x00040000, 0) ==
if (OF_claim((void *)available.base, 0x00040000, 0) ==
(void *) 0xffffffff) {
printf("Heap memory claim failed!\n");
OF_enter();
}
printf("Heap memory claim failed!\n");
OF_enter();
}
aligned_end = (void *)(((int)end + sizeof(int) - 1) &
aligned_end = (void *)(((int)end + sizeof(int) - 1) &
~(sizeof(int) - 1));
printf("end = 0x%08x, aligned_end = 0x%08x\n", (uint32_t)end,
printf("end = 0x%08x, aligned_end = 0x%08x\n", (uint32_t)end,
(uint32_t)aligned_end);
setheap((void *)aligned_end, (void *)(available.base + available.size));
setheap((void *)aligned_end, (void *)(available.base + available.size));
}
uint32_t
memsize(void)
{
phandle_t chosen, memory;
ihandle_t meminstance;
struct ofw_reg reg;
phandle_t chosen, memory;
struct ofw_reg reg;
chosen = OF_finddevice("/chosen");
OF_getprop(chosen, "memory", &meminstance, sizeof(meminstance));
memory = OF_instance_to_package(meminstance);
OF_getprop(memory, "reg", &reg, sizeof(reg));
OF_getprop(memory, "reg", &reg, sizeof(reg));
return(reg.size);
return (reg.size);
}
int
main(int (*openfirm)(void *))
{
#if 0
void * test;
#endif
int i;
int i;
phandle_t chosen;
char bootpath[64];
char *ch;
/*
* Initalise the OpenFirmware routines by giving them the entry point.
@ -108,35 +109,82 @@ main(int (*openfirm)(void *))
*/
cons_probe();
printf(">>> hello?\n");
/*
* Initialise the heap as early as possible. Once this is done,
* alloc() is usable. The stack is buried inside us, so this is
* safe.
*/
init_heap();
/*
* Initialise the heap as early as possible. Once this is done,
* alloc() is usable. The stack is buried inside us, so this is
* safe.
*/
init_heap();
* Initialise the block cache
*/
bcache_init(32, 512); /* 16k XXX tune this */
/*
* Initialise the block cache
*/
bcache_init(32, 512); /* 16k XXX tune this */
/*
* March through the device switch probing for things.
*/
for (i = 0; devsw[i] != NULL; i++)
if (devsw[i]->dv_init != NULL)
(devsw[i]->dv_init)();
/*
* March through the device switch probing for things.
*/
for(i = 0; devsw[i] != NULL; i++)
if(devsw[i]->dv_init != NULL)
(devsw[i]->dv_init)();
printf("\n");
printf("%s, Revision %s\n", bootprog_name, bootprog_rev);
printf("(%s, %s)\n", bootprog_maker, bootprog_date);
printf("Memory: %dKB\n", memsize() / 1024);
printf("\n");
printf("%s, Revision %s\n", bootprog_name, bootprog_rev);
printf("(%s, %s)\n", bootprog_maker, bootprog_date);
printf("Memory: %dKB\n", memsize() / 1024);
chosen = OF_finddevice("/chosen");
OF_getprop(chosen, "bootpath", bootpath, 64);
ch = index(bootpath, ':');
*ch = '\0';
printf("Booted from: %s\n", bootpath);
printf("\n");
switch (ofw_devicetype(bootpath)) {
case DEVT_DISK:
currdev.d_dev = &ofwdisk;
currdev.d_type = DEVT_DISK;
strncpy(currdev.d_kind.ofwdisk.path, bootpath, 64);
currdev.d_kind.ofwdisk.unit = ofwd_getunit(bootpath);
if (currdev.d_kind.ofwdisk.unit == -1) {
printf("Could not locate boot device.\n");
OF_exit();
}
break;
case DEVT_NET:
currdev.d_dev = &netdev;
currdev.d_type = DEVT_NET;
strncpy(currdev.d_kind.netif.path, bootpath, 64);
/* XXX Only works when we only look for one net device */
currdev.d_kind.netif.unit = 0;
break;
case DEVT_NONE:
default:
printf("\n");
printf("Could not establish type of boot device.\n");
OF_exit();
/* NOTREACHED */
break;
}
env_setenv("currdev", EV_VOLATILE, ofw_fmtdev(&currdev),
ofw_setcurrdev, env_nounset);
env_setenv("loaddev", EV_VOLATILE, ofw_fmtdev(&currdev), env_noset,
env_nounset);
setenv("LINES", "24", 1); /* optional */
archsw.arch_getdev = ofw_getdev;
archsw.arch_copyin = ofw_copyin;
archsw.arch_copyout = ofw_copyout;
archsw.arch_readin = ofw_readin;
interact(); /* doesn't return */
interact(); /* doesn't return */
OF_exit();
@ -148,6 +196,7 @@ COMMAND_SET(halt, "halt", "halt the system", command_halt);
static int
command_halt(int argc, char *argv[])
{
OF_exit();
return(CMD_OK);
return (CMD_OK);
}

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@ -6,18 +6,28 @@ NOPROFILE= true
INTERNALLIB= true
INTERNALSTATICLIB= true
SRCS= devicename.c main.c ofw_copy.c ofw_module.c ofw_disk.c ofw_console.c \
ofw_time.c ofw_devsearch.c ofw_reboot.c openfirm.c
SRCS= devicename.c ofw_copy.c ofw_module.c ofw_disk.c ofw_net.c \
ofw_console.c ofw_time.c ofw_devsearch.c ofw_reboot.c openfirm.c
CFLAGS+= -I${.CURDIR}/../../../../lib/libstand/
# Pick up the bootstrap header for some interface items
CFLAGS+= -I${.CURDIR}/../../common -msoft-float \
-I${.CURDIR}/../../.. -I.
CFLAGS+= -I${.CURDIR}/../../common -I${.CURDIR}/../../.. -I.
.ifdef(BOOT_BIOSDISK_DEBUG)
.if ${MACHINE_ARCH} == "powerpc"
CFLAGS+= -msoft-float
.endif
.ifdef(BOOT_DISK_DEBUG)
# Make the disk code more talkative
CFLAGS+= -DDISK_DEBUG
.endif
machine:
ln -sf ${.CURDIR}/../../../${MACHINE_ARCH}/include machine
CLEANFILES+= machine
.include <bsd.lib.mk>
beforedepend ${OBJS}: machine

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@ -184,3 +184,44 @@ ofw_parsedev(struct ofw_devdesc **dev, const char *devspec, const char **path)
free(idev);
return(err);
}
char *
ofw_fmtdev(void *vdev)
{
struct ofw_devdesc *dev = (struct ofw_devdesc *)vdev;
static char buf[128];
char *cp;
switch(dev->d_type) {
case DEVT_NONE:
strcpy(buf, "(no device)");
break;
case DEVT_DISK:
/* XXX Insert stuff here */
sprintf(buf, "%s%d:", dev->d_dev->dv_name,
dev->d_kind.ofwdisk.unit);
break;
case DEVT_NET:
sprintf(buf, "%s%d:", dev->d_dev->dv_name,
dev->d_kind.netif.unit);
break;
}
return buf;
}
int
ofw_setcurrdev(struct env_var *ev, int flags, void *value)
{
struct ofw_devdesc *ncurr;
int rv;
if ((rv = ofw_parsedev(&ncurr, value, NULL)) != 0)
return rv;
free(ncurr);
env_setenv(ev->ev_name, flags | EV_NOHOOK, value, NULL, NULL);
return 0;
}

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@ -32,13 +32,14 @@ struct ofw_devdesc {
union {
struct {
int unit;
char path[64];
int partition;
int slice;
int bsize;
void *dmabuf;
} ofwdisk;
struct {
int unit;
char path[64];
void *dmabuf;
} netif;
} d_kind;
@ -64,13 +65,20 @@ extern int ofw_getdev(void **vdev, const char *devspec, const char **path);
extern char *ofw_fmtdev(void *vdev);
extern int ofw_setcurrdev(struct env_var *ev, int flags, void *value);
extern struct devsw ofwdisk;
extern struct devsw ofwnet;
extern struct devsw ofwdisk;
extern struct netif_driver ofwnet;
int ofwd_getunit(const char *);
int ofwn_getunit(const char *);
ssize_t ofw_copyin(const void *src, vm_offset_t dest, const size_t len);
ssize_t ofw_copyout(const vm_offset_t src, void *dest, const size_t len);
ssize_t ofw_readin(const int fd, vm_offset_t dest, const size_t len);
void ofw_devsearch_init(void);
int ofw_devsearch(const char *, char *);
int ofw_devicetype(char *);
extern int ofw_boot(void);
extern int ofw_autoload(void);

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@ -25,6 +25,9 @@
* $FreeBSD$
*/
#include <stand.h>
#include "libofw.h"
#include "openfirm.h"
static phandle_t curnode;
@ -107,3 +110,27 @@ ofw_devsearch(const char *type, char *path)
}
}
}
/*
* Get the device_type of a node.
* Return DEVT_DISK, DEVT_NET or DEVT_NONE.
*/
int
ofw_devicetype(char *path)
{
phandle_t node;
char type[16];
node = OF_finddevice(path);
if (node == -1)
return DEVT_NONE;
OF_getprop(node, "device_type", type, 16);
if (strncmp(type, "block", 16) == 0)
return DEVT_DISK;
else if (strncmp(type, "network", 16) == 0)
return DEVT_NET;
else
return DEVT_NONE;
}

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@ -1,4 +1,4 @@
f/*
/*
* Copyright (C) 2000 Benno Rice.
* All rights reserved.
*
@ -31,7 +31,6 @@ f/*
#include <sys/param.h>
#include <sys/disklabel.h>
#include <sys/disklabel_mbr.h>
#include <netinet/in.h>
@ -81,7 +80,7 @@ ofwd_init(void)
if (instance != -1) {
ofwdinfo[nofwdinfo].ofwd_unit = nofwdinfo;
strncpy(ofwdinfo[nofwdinfo].ofwd_path, devpath, 255);
printf("disk%d is %s\n", nofwdinfo, devpath);
printf("disk%d is %s\n", nofwdinfo, ofwdinfo[nofwdinfo].ofwd_path);
nofwdinfo++;
OF_close(instance);
}
@ -117,6 +116,26 @@ ofwd_close(struct open_file *f)
static void
ofwd_print(int verbose)
{
printf("ofwd_print called.\n");
int i;
char line[80];
for (i = 0; i < nofwdinfo; i++) {
sprintf(line, " disk%d: %s", i, ofwdinfo[i].ofwd_path);
pager_output(line);
pager_output("\n");
}
return;
}
int
ofwd_getunit(const char *path)
{
int i;
for (i = 0; i < nofwdinfo; i++) {
if (strcmp(path, ofwdinfo[i].ofwd_path) == 0)
return i;
}
return -1;
}

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@ -28,29 +28,35 @@
#include <sys/param.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <net/if.h>
#include <netinet/in.h>
#include <netinet/in_systm.h>
#include <netinet/if_ether.h>
#include <netinet/ip.h>
#include <stand.h>
#include <net.h>
#include <netif.h>
int ofwn_probe();
int ofwn_match();
void ofwn_init();
int ofwn_get();
int ofwn_put();
void ofwn_end();
#include "openfirm.h"
extern struct netif_stats prom_stats[];
static int ofwn_probe(struct netif *, void *);
static int ofwn_match(struct netif *, void *);
static void ofwn_init(struct iodesc *, void *);
static int ofwn_get(struct iodesc *, void *, int, time_t);
static int ofwn_put(struct iodesc *, void *, int);
static void ofwn_end(struct netif *);
struct netif_dif prom_ifs[] = {
extern struct netif_stats ofwn_stats[];
struct netif_dif ofwn_ifs[] = {
/* dif_unit dif_nsel dif_stats dif_private */
{ 0, 1, &prom_stats[0], 0, },
{ 0, 1, &ofwn_stats[0], 0, },
};
struct netif_stats prom_stats[NENTS(prom_ifs)];
struct netif_stats ofwn_stats[NENTS(ofwn_ifs)];
struct netif_driver ofwnet = {
"net", /* netif_bname */
@ -64,132 +70,180 @@ struct netif_driver ofwnet = {
NENTS(ofwn_ifs) /* netif_nifs */
};
int netfd = 0, broken_firmware;
static phandle_t netdevice;
static ihandle_t netinstance;
static ihandle_t memory;
int
static void *dmabuf;
static int
ofwn_match(struct netif *nif, void *machdep_hint)
{
return (1);
return 1;
}
int
static int
ofwn_probe(struct netif *nif, void *machdep_hint)
{
return 0;
}
int
static int
ofwn_put(struct iodesc *desc, void *pkt, int len)
{
#if 0
prom_write(netfd, len, pkt, 0);
struct ether_header *eh;
size_t sendlen;
ssize_t rv;
return len;
#if defined(NETIF_DEBUG)
printf("netif_put: desc=0x%x pkt=0x%x len=%d\n", desc, pkt, len);
eh = pkt;
printf("dst: %s ", ether_sprintf(eh->ether_dhost));
printf("src: %s ", ether_sprintf(eh->ether_shost));
printf("type: 0x%x\n", eh->ether_type & 0xffff);
#endif
return 0;
sendlen = len;
if (sendlen < 60) {
sendlen = 60;
#if defined(NETIF_DEBUG)
printf("netif_put: length padded to %d\n", sendlen);
#endif
}
if (dmabuf) {
bcopy(pkt, dmabuf, sendlen);
pkt = dmabuf;
}
rv = OF_write(netinstance, pkt, len);
#if defined(NETIF_DEBUG)
printf("netif_put: OF_write returned %d\n", rv);
#endif
return rv;
}
int
static int
ofwn_get(struct iodesc *desc, void *pkt, int len, time_t timeout)
{
return 0;
time_t t;
int length;
#if defined(NETIF_DEBUG)
printf("netif_get: pkt=%p, maxlen=%d, timeout=%d\n", pkt, len,
timeout);
#endif
t = getsecs();
do {
length = OF_read(netinstance, pkt, len);
} while ((length == -2 || length == 0) &&
(getsecs() - t < timeout));
#if defined(NETIF_DEBUG)
printf("netif_get: received length=%d (%x)\n", length, length);
#endif
if (length < 12)
return -1;
#if defined(NETIF_VERBOSE_DEBUG)
{
char *ch = pkt;
int i;
for(i = 0; i < 96; i += 4) {
printf("%02x%02x%02x%02x ", ch[i], ch[i+1],
ch[i+2], ch[i+3]);
}
printf("\n");
}
#endif
#if defined(NETIF_DEBUG)
{
struct ether_header *eh = pkt;
printf("dst: %s ", ether_sprintf(eh->ether_dhost));
printf("src: %s ", ether_sprintf(eh->ether_shost));
printf("type: 0x%x\n", eh->ether_type & 0xffff);
}
#endif
return length;
}
extern char *strchr();
void
ofw_init(struct iodesc *desc, void *machdep_hint)
static void
ofwn_init(struct iodesc *desc, void *machdep_hint)
{
char devname[64];
int devlen, i;
int netbbinfovalid;
char *enet_addr;
prom_return_t ret;
u_int64_t *qp, csum;
phandle_t chosen, netdev;
char path[64];
char *ch;
int pathlen;
broken_firmware = 0;
chosen = OF_finddevice("/chosen");
OF_getprop(chosen, "memory", &memory, sizeof(memory));
pathlen = OF_getprop(chosen, "bootpath", path, 64);
ch = index(path, ':');
*ch = '\0';
netdev = OF_finddevice(path);
if (OF_getprop(netdev, "local-mac-address", desc->myea, 6) == -1)
goto punt;
csum = 0;
for (i = 0, qp = (u_int64_t *)&netbbinfo;
i < (sizeof netbbinfo / sizeof (u_int64_t)); i++, qp++)
csum += *qp;
netbbinfovalid = (csum == 0);
if (netbbinfovalid)
netbbinfovalid = netbbinfo.set;
ret.bits = prom_getenv(PROM_E_BOOTED_DEV, devname, sizeof(devname));
devlen = ret.u.retval;
/* Ethernet address is the 9th component of the booted_dev string. */
enet_addr = devname;
for (i = 0; i < 8; i++) {
enet_addr = strchr(enet_addr, ' ');
if (enet_addr == NULL) {
printf(
"boot: boot device name does not contain ethernet address.\n");
goto punt;
}
enet_addr++;
}
if (enet_addr != NULL) {
int hv, lv;
#define dval(c) (((c) >= '0' && (c) <= '9') ? ((c) - '0') : \
(((c) >= 'A' && (c) <= 'F') ? (10 + (c) - 'A') : \
(((c) >= 'a' && (c) <= 'f') ? (10 + (c) - 'a') : -1)))
for (i = 0; i < 6; i++) {
hv = dval(*enet_addr); enet_addr++;
lv = dval(*enet_addr); enet_addr++;
enet_addr++;
if (hv == -1 || lv == -1) {
printf(
"boot: boot device name contains bogus ethernet address.\n");
goto punt;
}
desc->myea[i] = (hv << 4) | lv;
}
#undef dval
}
if (netbbinfovalid && netbbinfo.force) {
printf("boot: using hard-coded ethernet address (forced).\n");
bcopy(netbbinfo.ether_addr, desc->myea, sizeof desc->myea);
}
gotit:
printf("boot: ethernet address: %s\n", ether_sprintf(desc->myea));
ret.bits = prom_open(devname, devlen + 1);
if (ret.u.status) {
printf("prom_init: open failed: %d\n", ret.u.status);
goto reallypunt;
}
netfd = ret.u.retval;
if ((netinstance = OF_open(path)) == -1)
goto punt;
#if defined(NETIF_DEBUG)
printf("ofwn_init: OpenFirmware instance handle: %08x\n", netinstance);
#endif
if (OF_call_method("dma-alloc", netinstance, 1, 1, MAXPHYS, &dmabuf)
== -1)
goto punt;
#if defined(NETIF_DEBUG)
printf("ofwn_init: allocated DMA buffer: %08x\n", dmabuf);
#endif
return;
punt:
broken_firmware = 1;
if (netbbinfovalid) {
printf("boot: using hard-coded ethernet address.\n");
bcopy(netbbinfo.ether_addr, desc->myea, sizeof desc->myea);
goto gotit;
}
reallypunt:
printf("\n");
printf("Boot device name was: \"%s\"\n", devname);
printf("\n");
printf("Your firmware may be too old to network-boot FreeBSD/alpha,\n");
printf("or you might have to hard-code an ethernet address into\n");
printf("your network boot block with setnetbootinfo(8).\n");
halt();
printf("Could not boot from %s.\n", path);
OF_exit();
}
void
static void
ofwn_end(struct netif *nif)
{
prom_close(netfd);
OF_call_method("dma-free", netinstance, 2, 0, dmabuf, MAXPHYS);
OF_close(netinstance);
}
#if 0
int
ofwn_getunit(const char *path)
{
int i;
char newpath[255];
OF_canon(path, newpath, 254);
for (i = 0; i < nofwninfo; i++) {
printf(">>> test =\t%s\n", ofwninfo[i].ofwn_path);
if (strcmp(path, ofwninfo[i].ofwn_path) == 0)
return i;
if (strcmp(newpath, ofwninfo[i].ofwn_path) == 0)
return i;
}
return -1;
}
#endif

View File

@ -39,3 +39,23 @@ time(time_t *tloc)
*tloc = secs;
return secs;
}
int
getsecs()
{
time_t n = 0;
time(&n);
return n;
}
void
delay(int usecs)
{
int msecs, start;
msecs = usecs / 1000;
start = OF_milliseconds();
while (OF_milliseconds() - start < msecs);
}

View File

@ -59,6 +59,8 @@
#include <machine/stdarg.h>
#include <stand.h>
#include "openfirm.h"
static int (*openfirmware)(void *);
@ -319,7 +321,7 @@ OF_setprop(phandle_t package, char *propname, void *buf, int len)
/* Convert a device specifier to a fully qualified pathname. */
int
OF_canon(char *device, char *buf, int len)
OF_canon(const char *device, char *buf, int len)
{
static struct {
char *name;
@ -335,7 +337,7 @@ OF_canon(char *device, char *buf, int len)
1,
};
args.device = device;
args.device = (char *)(uintptr_t *)device;
args.buf = buf;
args.len = len;
if (openfirmware(&args) == -1)
@ -345,7 +347,7 @@ OF_canon(char *device, char *buf, int len)
/* Return a package handle for the specified device. */
phandle_t
OF_finddevice(char *device)
OF_finddevice(const char *device)
{
static struct {
char *name;
@ -359,7 +361,7 @@ OF_finddevice(char *device)
1,
};
args.device = device;
args.device = (char *)(uintptr_t *)device;
if (openfirmware(&args) == -1)
return -1;
return args.package;
@ -523,8 +525,20 @@ OF_read(ihandle_t instance, void *addr, int len)
args.instance = instance;
args.addr = addr;
args.len = len;
#if defined(OPENFIRM_DEBUG)
printf("OF_read: called with instance=%08x, addr=%p, len=%d\n",
args.instance, args.addr, args.len);
#endif
if (openfirmware(&args) == -1)
return -1;
#if defined(OPENFIRM_DEBUG)
printf("OF_read: returning instance=%d, addr=%p, len=%d, actual=%d\n",
args.instance, args.addr, args.len, args.actual);
#endif
return args.actual;
}
@ -556,7 +570,7 @@ OF_write(ihandle_t instance, void *addr, int len)
/* Seek to a position. */
int
OF_seek(ihandle_t instance, u_quad_t pos)
OF_seek(ihandle_t instance, u_int64_t pos)
{
static struct {
char *name;
@ -674,7 +688,7 @@ OF_enter()
}
/* Shut down and drop back to the OpenFirmware interface. */
__dead void
void
OF_exit()
{
static struct {

View File

@ -85,8 +85,8 @@ int OF_getproplen(phandle_t, char *);
int OF_getprop(phandle_t, char *, void *, int);
int OF_nextprop(phandle_t, char *, char *);
int OF_setprop(phandle_t, char *, void *, int);
int OF_canon(char *, char *, int);
phandle_t OF_finddevice(char *);
int OF_canon(const char *, char *, int);
phandle_t OF_finddevice(const char *);
int OF_instance_to_path(ihandle_t, char *, int);
int OF_package_to_path(phandle_t, char *, int);
int OF_call_method(char *, ihandle_t, int, int, ...);
@ -105,7 +105,7 @@ void OF_release(void *, u_int);
/* Control transfer functions */
void OF_boot(char *);
void OF_enter(void);
__dead void OF_exit(void) __attribute__((noreturn));
void OF_exit(void) __attribute__((noreturn));
void OF_chain(void *, u_int, void (*)(), void *, u_int);
#if 0

View File

@ -4,15 +4,26 @@ BASE= loader
PROG= ${BASE}
NOMAN=
MAN1=
STRIP=
NEWVERSWHAT= "bootstrap loader" OpenFirmware/PowerPC
BINDIR?= /boot
NOGCCERROR= YES
LOADER_DISK_SUPPORT?= yes
LOADER_NET_SUPPORT?= yes
# architecture-specific loader code
SRCS= conf.c
# Pull in common loader code
.PATH: ${.CURDIR}/../../ofw/common
.include <${.CURDIR}/../../ofw/common/Makefile.inc>
.if defined(LOADER_DISK_SUPPORT)
CFLAGS+= -DLOADER_DISK_SUPPORT
.endif
.if defined(LOADER_NET_SUPPORT)
CFLAGS+= -DLOADER_NET_SUPPORT
.endif
.if !defined(NOFORTH)
# Enable BootForth
@ -26,9 +37,10 @@ LIBFICL= ${.CURDIR}/../../ficl/libficl.a
.endif
# Always add MI sources
.PATH: ${.CURDIR}/../../common
.include <${.CURDIR}/../../common/Makefile.inc>
CFLAGS+= -I${.CURDIR}/../../common -I${.CURDIR}/../../.. -I.
.PATH: ${.CURDIR}/../../common
.include <${.CURDIR}/../../common/Makefile.inc>
CFLAGS+= -I${.CURDIR}/../../common
CFLAGS+= -I${.CURDIR}/../../.. -I.
CLEANFILES+= vers.c vers.o ${BASE}.list ${BASE}.bin ${BASE}.sym ${BASE}.help
@ -56,13 +68,16 @@ CFLAGS+= -elf
# New linker set code
#CFLAGS+= -DNEW_LINKER_SET
# Debug me!
CFLAGS+= -g
LDFLAGS+= -g
vers.o: ${.CURDIR}/../../common/newvers.sh ${.CURDIR}/version
sh ${.CURDIR}/../../common/newvers.sh ${.CURDIR}/version ${NEWVERSWHAT}
${CC} -c vers.c
${BASE}.help: help.common help.ofw
cat ${.ALLSRC} | awk -f ${.CURDIR}/../../common/merge_help.awk \
> ${.TARGET}
cat ${.ALLSRC} | awk -f ${.CURDIR}/../../common/merge_help.awk > ${.TARGET}
beforeinstall:
.if exists(${DESTDIR}/boot/loader)
@ -70,45 +85,40 @@ beforeinstall:
.endif
.if exists(${.OBJDIR}/loader.help)
${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 \
${.OBJDIR}/${BASE}.help ${DESTDIR}/boot
${.OBJDIR}/${BASE}.help ${DESTDIR}/boot
.else
${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 \
${.CURDIR}/${BASE}.help ${DESTDIR}/boot
${.CURDIR}/${BASE}.help ${DESTDIR}/boot
.endif
.if !exists(${DESTDIR}/boot/loader.rc)
${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 \
${.CURDIR}/../../forth/loader.rc ${DESTDIR}/boot
${.CURDIR}/../../forth/loader.rc ${DESTDIR}/boot
.endif
${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 \
${.CURDIR}/../../forth/loader.4th ${DESTDIR}/boot
${.CURDIR}/../../forth/loader.4th ${DESTDIR}/boot
${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 \
${.CURDIR}/../../forth/support.4th ${DESTDIR}/boot
${.CURDIR}/../../forth/support.4th ${DESTDIR}/boot
${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 \
${.CURDIR}/../../forth/loader.conf ${DESTDIR}/boot/defaults
${.CURDIR}/../../forth/loader.conf ${DESTDIR}/boot/defaults
${PROG}: ${OBJS} ${LIBOFW} ${LIBSTAND} ${LIBFICL} powerpc.o vers.o setdef0.o \
setdef1.o
${LD} ${LDFLAGS} -o ${.TARGET} setdef0.o powerpc.o ${OBJS} setdef1.o \
vers.o ${LIBFICL} ${LIBOFW} ${LIBSTAND}
${PROG}: ${OBJS} ${LIBOFW} ${LIBSTAND} ${LIBFICL} start.o vers.o setdef0.o setdef1.o
${LD} ${LDFLAGS} -o ${.TARGET} setdef0.o start.o ${OBJS} setdef1.o \
vers.o ${LIBFICL} ${LIBOFW} ${LIBSTAND}
setdef0.o: setdefs.h
setdef0.o: setdefs.h
setdef1.o: setdefs.h
setdef1.o: setdefs.h
machine:
ln -sf ${.CURDIR}/../../../powerpc/include machine
# Cannot use ${OBJS} above this line
.include <bsd.prog.mk>
# If it's not there, don't consider it a target
.if exists(${.CURDIR}/../../../ofw/include)
beforedepend ${OBJS}: machine
machine:
ln -sf ${.CURDIR}/../../../ofw/include machine
.endif
CLEANFILES+= machine setdefs.h setdef0.c setdef1.c setdef0.o setdef1.o \
powerpc.o
start.o
.ORDER: setdefs.h setdef0.c setdef1.c
setdefs.h setdef0.c setdef1.c: ${OBJS}

View File

@ -48,8 +48,7 @@ struct devsw *devsw[] = {
&ofwdisk,
#endif
#if defined(LOADER_NET_SUPPORT)
&ofwnet,
&ofwnet,
&netdev,
#endif
NULL
};
@ -71,13 +70,11 @@ struct fs_ops *file_system[] = {
NULL
};
extern struct netif_driver of_net;
struct netif_driver *netif_drivers[] = {
#ifdef LOADER_NET_SUPPORT
&of_net,
&ofwnet,
#endif
NULL,
NULL,
};
/* Exported for PowerPC only */

View File

@ -0,0 +1,102 @@
/* $FreeBSD$ */
/* $NetBSD: Locore.c,v 1.7 2000/08/20 07:04:59 tsubai Exp $ */
/*
* Copyright (C) 1995, 1996 Wolfgang Solfrank.
* Copyright (C) 1995, 1996 TooLs GmbH.
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by TooLs GmbH.
* 4. The name of TooLs GmbH may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``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 TOOLS GMBH 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 <stand.h>
#include "libofw.h"
void startup(void *, int, int (*)(void *), char *, int);
static int stack[8192/4 + 4];
#ifdef XCOFF_GLUE
asm("
.text
.globl _entry
_entry:
.long _start,0,0
");
#endif
asm("
.text
.globl _start
_start:
li 8,0
li 9,0x100
mtctr 9
1:
dcbf 0,8
icbi 0,8
addi 8,8,0x20
bdnz 1b
sync
isync
lis 1,stack@ha
addi 1,1,stack@l
addi 1,1,8192
mfmsr 8
li 0,0
mtmsr 0
isync
mtibatu 0,0
mtibatu 1,0
mtibatu 2,0
mtibatu 3,0
mtdbatu 0,0
mtdbatu 1,0
mtdbatu 2,0
mtdbatu 3,0
li 9,0x12 /* BATL(0, BAT_M, BAT_PP_RW) */
mtibatl 0,9
mtdbatl 0,9
li 9,0x1ffe /* BATU(0, BAT_BL_256M, BAT_Vs) */
mtibatu 0,9
mtdbatu 0,9
isync
mtmsr 8
isync
b startup
");
void
startup(void *vpd, int res, int (*openfirm)(void *), char *arg, int argl)
{
main(openfirm);
}

View File

@ -4,15 +4,26 @@ BASE= loader
PROG= ${BASE}
NOMAN=
MAN1=
STRIP=
NEWVERSWHAT= "bootstrap loader" OpenFirmware/PowerPC
BINDIR?= /boot
NOGCCERROR= YES
LOADER_DISK_SUPPORT?= yes
LOADER_NET_SUPPORT?= yes
# architecture-specific loader code
SRCS= conf.c
# Pull in common loader code
.PATH: ${.CURDIR}/../../ofw/common
.include <${.CURDIR}/../../ofw/common/Makefile.inc>
.if defined(LOADER_DISK_SUPPORT)
CFLAGS+= -DLOADER_DISK_SUPPORT
.endif
.if defined(LOADER_NET_SUPPORT)
CFLAGS+= -DLOADER_NET_SUPPORT
.endif
.if !defined(NOFORTH)
# Enable BootForth
@ -26,9 +37,10 @@ LIBFICL= ${.CURDIR}/../../ficl/libficl.a
.endif
# Always add MI sources
.PATH: ${.CURDIR}/../../common
.include <${.CURDIR}/../../common/Makefile.inc>
CFLAGS+= -I${.CURDIR}/../../common -I${.CURDIR}/../../.. -I.
.PATH: ${.CURDIR}/../../common
.include <${.CURDIR}/../../common/Makefile.inc>
CFLAGS+= -I${.CURDIR}/../../common
CFLAGS+= -I${.CURDIR}/../../.. -I.
CLEANFILES+= vers.c vers.o ${BASE}.list ${BASE}.bin ${BASE}.sym ${BASE}.help
@ -56,13 +68,16 @@ CFLAGS+= -elf
# New linker set code
#CFLAGS+= -DNEW_LINKER_SET
# Debug me!
CFLAGS+= -g
LDFLAGS+= -g
vers.o: ${.CURDIR}/../../common/newvers.sh ${.CURDIR}/version
sh ${.CURDIR}/../../common/newvers.sh ${.CURDIR}/version ${NEWVERSWHAT}
${CC} -c vers.c
${BASE}.help: help.common help.ofw
cat ${.ALLSRC} | awk -f ${.CURDIR}/../../common/merge_help.awk \
> ${.TARGET}
cat ${.ALLSRC} | awk -f ${.CURDIR}/../../common/merge_help.awk > ${.TARGET}
beforeinstall:
.if exists(${DESTDIR}/boot/loader)
@ -70,45 +85,40 @@ beforeinstall:
.endif
.if exists(${.OBJDIR}/loader.help)
${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 \
${.OBJDIR}/${BASE}.help ${DESTDIR}/boot
${.OBJDIR}/${BASE}.help ${DESTDIR}/boot
.else
${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 \
${.CURDIR}/${BASE}.help ${DESTDIR}/boot
${.CURDIR}/${BASE}.help ${DESTDIR}/boot
.endif
.if !exists(${DESTDIR}/boot/loader.rc)
${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 \
${.CURDIR}/../../forth/loader.rc ${DESTDIR}/boot
${.CURDIR}/../../forth/loader.rc ${DESTDIR}/boot
.endif
${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 \
${.CURDIR}/../../forth/loader.4th ${DESTDIR}/boot
${.CURDIR}/../../forth/loader.4th ${DESTDIR}/boot
${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 \
${.CURDIR}/../../forth/support.4th ${DESTDIR}/boot
${.CURDIR}/../../forth/support.4th ${DESTDIR}/boot
${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 \
${.CURDIR}/../../forth/loader.conf ${DESTDIR}/boot/defaults
${.CURDIR}/../../forth/loader.conf ${DESTDIR}/boot/defaults
${PROG}: ${OBJS} ${LIBOFW} ${LIBSTAND} ${LIBFICL} powerpc.o vers.o setdef0.o \
setdef1.o
${LD} ${LDFLAGS} -o ${.TARGET} setdef0.o powerpc.o ${OBJS} setdef1.o \
vers.o ${LIBFICL} ${LIBOFW} ${LIBSTAND}
${PROG}: ${OBJS} ${LIBOFW} ${LIBSTAND} ${LIBFICL} start.o vers.o setdef0.o setdef1.o
${LD} ${LDFLAGS} -o ${.TARGET} setdef0.o start.o ${OBJS} setdef1.o \
vers.o ${LIBFICL} ${LIBOFW} ${LIBSTAND}
setdef0.o: setdefs.h
setdef0.o: setdefs.h
setdef1.o: setdefs.h
setdef1.o: setdefs.h
machine:
ln -sf ${.CURDIR}/../../../powerpc/include machine
# Cannot use ${OBJS} above this line
.include <bsd.prog.mk>
# If it's not there, don't consider it a target
.if exists(${.CURDIR}/../../../ofw/include)
beforedepend ${OBJS}: machine
machine:
ln -sf ${.CURDIR}/../../../ofw/include machine
.endif
CLEANFILES+= machine setdefs.h setdef0.c setdef1.c setdef0.o setdef1.o \
powerpc.o
start.o
.ORDER: setdefs.h setdef0.c setdef1.c
setdefs.h setdef0.c setdef1.c: ${OBJS}

View File

@ -48,8 +48,7 @@ struct devsw *devsw[] = {
&ofwdisk,
#endif
#if defined(LOADER_NET_SUPPORT)
&ofwnet,
&ofwnet,
&netdev,
#endif
NULL
};
@ -71,13 +70,11 @@ struct fs_ops *file_system[] = {
NULL
};
extern struct netif_driver of_net;
struct netif_driver *netif_drivers[] = {
#ifdef LOADER_NET_SUPPORT
&of_net,
&ofwnet,
#endif
NULL,
NULL,
};
/* Exported for PowerPC only */

View File

@ -0,0 +1,102 @@
/* $FreeBSD$ */
/* $NetBSD: Locore.c,v 1.7 2000/08/20 07:04:59 tsubai Exp $ */
/*
* Copyright (C) 1995, 1996 Wolfgang Solfrank.
* Copyright (C) 1995, 1996 TooLs GmbH.
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by TooLs GmbH.
* 4. The name of TooLs GmbH may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``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 TOOLS GMBH 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 <stand.h>
#include "libofw.h"
void startup(void *, int, int (*)(void *), char *, int);
static int stack[8192/4 + 4];
#ifdef XCOFF_GLUE
asm("
.text
.globl _entry
_entry:
.long _start,0,0
");
#endif
asm("
.text
.globl _start
_start:
li 8,0
li 9,0x100
mtctr 9
1:
dcbf 0,8
icbi 0,8
addi 8,8,0x20
bdnz 1b
sync
isync
lis 1,stack@ha
addi 1,1,stack@l
addi 1,1,8192
mfmsr 8
li 0,0
mtmsr 0
isync
mtibatu 0,0
mtibatu 1,0
mtibatu 2,0
mtibatu 3,0
mtdbatu 0,0
mtdbatu 1,0
mtdbatu 2,0
mtdbatu 3,0
li 9,0x12 /* BATL(0, BAT_M, BAT_PP_RW) */
mtibatl 0,9
mtdbatl 0,9
li 9,0x1ffe /* BATU(0, BAT_BL_256M, BAT_Vs) */
mtibatu 0,9
mtdbatu 0,9
isync
mtmsr 8
isync
b startup
");
void
startup(void *vpd, int res, int (*openfirm)(void *), char *arg, int argl)
{
main(openfirm);
}

View File

@ -59,6 +59,8 @@
#include <machine/stdarg.h>
#include <stand.h>
#include "openfirm.h"
static int (*openfirmware)(void *);
@ -319,7 +321,7 @@ OF_setprop(phandle_t package, char *propname, void *buf, int len)
/* Convert a device specifier to a fully qualified pathname. */
int
OF_canon(char *device, char *buf, int len)
OF_canon(const char *device, char *buf, int len)
{
static struct {
char *name;
@ -335,7 +337,7 @@ OF_canon(char *device, char *buf, int len)
1,
};
args.device = device;
args.device = (char *)(uintptr_t *)device;
args.buf = buf;
args.len = len;
if (openfirmware(&args) == -1)
@ -345,7 +347,7 @@ OF_canon(char *device, char *buf, int len)
/* Return a package handle for the specified device. */
phandle_t
OF_finddevice(char *device)
OF_finddevice(const char *device)
{
static struct {
char *name;
@ -359,7 +361,7 @@ OF_finddevice(char *device)
1,
};
args.device = device;
args.device = (char *)(uintptr_t *)device;
if (openfirmware(&args) == -1)
return -1;
return args.package;
@ -523,8 +525,20 @@ OF_read(ihandle_t instance, void *addr, int len)
args.instance = instance;
args.addr = addr;
args.len = len;
#if defined(OPENFIRM_DEBUG)
printf("OF_read: called with instance=%08x, addr=%p, len=%d\n",
args.instance, args.addr, args.len);
#endif
if (openfirmware(&args) == -1)
return -1;
#if defined(OPENFIRM_DEBUG)
printf("OF_read: returning instance=%d, addr=%p, len=%d, actual=%d\n",
args.instance, args.addr, args.len, args.actual);
#endif
return args.actual;
}
@ -556,7 +570,7 @@ OF_write(ihandle_t instance, void *addr, int len)
/* Seek to a position. */
int
OF_seek(ihandle_t instance, u_quad_t pos)
OF_seek(ihandle_t instance, u_int64_t pos)
{
static struct {
char *name;
@ -674,7 +688,7 @@ OF_enter()
}
/* Shut down and drop back to the OpenFirmware interface. */
__dead void
void
OF_exit()
{
static struct {

View File

@ -85,8 +85,8 @@ int OF_getproplen(phandle_t, char *);
int OF_getprop(phandle_t, char *, void *, int);
int OF_nextprop(phandle_t, char *, char *);
int OF_setprop(phandle_t, char *, void *, int);
int OF_canon(char *, char *, int);
phandle_t OF_finddevice(char *);
int OF_canon(const char *, char *, int);
phandle_t OF_finddevice(const char *);
int OF_instance_to_path(ihandle_t, char *, int);
int OF_package_to_path(phandle_t, char *, int);
int OF_call_method(char *, ihandle_t, int, int, ...);
@ -105,7 +105,7 @@ void OF_release(void *, u_int);
/* Control transfer functions */
void OF_boot(char *);
void OF_enter(void);
__dead void OF_exit(void) __attribute__((noreturn));
void OF_exit(void) __attribute__((noreturn));
void OF_chain(void *, u_int, void (*)(), void *, u_int);
#if 0