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Use the firmware device introduced in Qemu SVN r5256

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git-svn-id: svn://coreboot.org/openbios/openbios-devel@237 f158a5a8-5612-0410-a976-696ce0be7e32
This commit is contained in:
Blue Swirl
2008-09-18 18:41:26 +00:00
parent dd7b9b93eb
commit aee05c163e
8 changed files with 362 additions and 237 deletions
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208
drivers/obio.c
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@@ -21,6 +21,8 @@
#include "obio.h"
#define cpu_to_be16(x) __cpu_to_be16(x)
#include "openbios/firmware_abi.h"
#define NO_QEMU_PROTOS
#include "openbios/fw_cfg.h"
#define REGISTER_NAMED_NODE( name, path ) do { \
bind_new_node( name##_flags_, name##_size_, \
@@ -294,7 +296,7 @@ ob_zs_init(uint64_t base, uint64_t offset, int intr, int slave, int keyboard)
}
}
static uint32_t
static void
ob_eccmemctl_init(void)
{
uint32_t version, *regs;
@@ -333,8 +335,6 @@ ob_eccmemctl_init(void)
fword("property");
fword("finish-device");
return version;
}
static unsigned char *nvram;
@@ -716,6 +716,67 @@ id_cpu(void)
for (;;);
}
static void dummy_mach_init(void)
{
}
struct machdef {
uint16_t machine_id;
const char *banner_name;
const char *model;
const char *name;
int mid_offset;
void (*initfn)(void);
};
static const struct machdef sun4m_defs[] = {
{
.machine_id = 32,
.banner_name = "SPARCstation 5",
.model = "SUNW,501-3059",
.name = "SUNW,SPARCstation-5",
.mid_offset = 0,
.initfn = dummy_mach_init,
},
{
.machine_id = 64,
.banner_name = "SPARCstation 10 (1 X 390Z55)",
.model = "SUNW,S10,501-2365",
.name = "SUNW,SPARCstation-10",
.mid_offset = 8,
.initfn = ob_eccmemctl_init,
},
{
.machine_id = 65,
.banner_name = "SPARCstation 20 (1 X 390Z55)",
.model = "SUNW,S20,501-2324",
.name = "SUNW,SPARCstation-20",
.mid_offset = 8,
.initfn = ob_eccmemctl_init,
},
{
.machine_id = 66,
.banner_name = "SPARCsystem 600(1 X 390Z55)",
.model = NULL,
.name = "SUNW,SPARCsystem-600",
.mid_offset = 8,
.initfn = ob_eccmemctl_init,
},
};
static const struct machdef *
id_machine(uint16_t machine_id)
{
unsigned int i;
for (i = 0; i < sizeof(sun4m_defs)/sizeof(struct machdef); i++) {
if (machine_id == sun4m_defs[i].machine_id)
return &sun4m_defs[i];
}
printk("Unknown machine (ID %d), freezing!\n", machine_id);
for (;;);
}
static void
ob_nvram_init(uint64_t base, uint64_t offset)
{
@@ -732,9 +793,14 @@ ob_nvram_init(uint64_t base, uint64_t offset)
unsigned int i;
char nographic;
uint32_t size;
unsigned int machine_id;
uint16_t machine_id;
const struct cpudef *cpu;
const struct machdef *mach;
ohwcfg_v3_t *header;
volatile uint8_t *fw_cfg_data;
volatile uint16_t *fw_cfg_cmd;
char buf[256];
uint32_t temp;
ob_new_obio_device("eeprom", NULL);
@@ -745,17 +811,30 @@ ob_nvram_init(uint64_t base, uint64_t offset)
push_str("address");
fword("property");
memcpy(&nv_info, nvram, sizeof(nv_info));
machine_id = (unsigned int)nvram[0x1fd9] & 0xff;
printk("Nvram id %s, version %d, machine id 0x%2.2x\n",
nv_info.struct_ident, nv_info.struct_version, machine_id);
if (strcmp(nv_info.struct_ident, "QEMU_BIOS") ||
nv_info.struct_version != 3 ||
OHW_compute_crc(&nv_info, 0x00, 0xF8) != nv_info.crc) {
printk("Unknown nvram, freezing!\n");
for (;;);
}
fw_cfg_cmd = map_io(CFG_ADDR, CFG_SIZE);
fw_cfg_data = (uint8_t *)fw_cfg_cmd + 2;
*fw_cfg_cmd = FW_CFG_SIGNATURE;
for (i = 0; i < 4; i++)
buf[i] = *fw_cfg_data;
buf[4] = '\0';
printk("Configuration device id %s", buf);
*fw_cfg_cmd = FW_CFG_ID;
for (i = 0; i < 4; i++)
buf[i] = *fw_cfg_data;
temp = __le32_to_cpu(*(uint32_t *)buf);
printk(" version %d", temp);
*fw_cfg_cmd = FW_CFG_MACHINE_ID;
for (i = 0; i < 2; i++)
buf[i] = *fw_cfg_data;
machine_id = __le16_to_cpu(*(uint16_t *)buf);
printk(" machine id %d\n", machine_id);
memcpy(&nv_info, nvram, sizeof(nv_info));
kernel_image = nv_info.kernel_image;
kernel_size = nv_info.kernel_size;
size = nv_info.cmdline_size;
@@ -772,8 +851,10 @@ ob_nvram_init(uint64_t base, uint64_t offset)
header->crc = OHW_compute_crc(header, 0x00, 0xF8);
boot_device = nv_info.boot_devices[0];
nographic = nv_info.graphic_flags & OHW_GF_NOGRAPHICS;
graphic_depth = nv_info.depth;
*fw_cfg_cmd = FW_CFG_NOGRAPHIC;
nographic = *fw_cfg_data;
*fw_cfg_cmd = FW_CFG_SUN4M_DEPTH;
graphic_depth = *fw_cfg_data;
push_str("mk48t08");
fword("model");
@@ -790,74 +871,37 @@ ob_nvram_init(uint64_t base, uint64_t offset)
push_str("idprom");
fword("property");
switch (machine_id) {
case 0x71:
push_str("SPARCsystem 600(1 X 390Z55)");
fword("encode-string");
push_str("banner-name");
fword("property");
push_str("SUNW,SPARCsystem-600");
fword("encode-string");
push_str("name");
fword("property");
ob_eccmemctl_init();
break;
case 0x72:
switch (ob_eccmemctl_init()) {
default:
case 0x10000000:
push_str("SPARCstation 10 (1 X 390Z55)");
fword("encode-string");
push_str("banner-name");
fword("property");
push_str("SUNW,S10,501-2365");
fword("encode-string");
push_str("model");
fword("property");
push_str("SUNW,SPARCstation-10");
fword("encode-string");
push_str("name");
fword("property");
break;
case 0x20000000:
push_str("SPARCstation 20 (1 X 390Z55)");
fword("encode-string");
push_str("banner-name");
fword("property");
push_str("SUNW,S20,501-2324");
fword("encode-string");
push_str("model");
fword("property");
push_str("SUNW,SPARCstation-20");
fword("encode-string");
push_str("name");
fword("property");
break;
}
break;
case 0x80:
push_str("SPARCstation 5");
fword("encode-string");
push_str("banner-name");
fword("property");
push_str("SUNW,501-3059");
mach = id_machine(machine_id);
mach->initfn();
push_str(mach->banner_name);
fword("encode-string");
push_str("banner-name");
fword("property");
if (mach->model) {
push_str(mach->model);
fword("encode-string");
push_str("model");
fword("property");
push_str("SUNW,SPARCstation-5");
fword("encode-string");
push_str("name");
fword("property");
break;
default:
printk("Unknown machine, freezing!\n");
for (;;);
}
push_str(mach->name);
fword("encode-string");
push_str("name");
fword("property");
// Add cpus
printk("CPUs: %x", nv_info.nb_cpus);
*fw_cfg_cmd = FW_CFG_NB_CPUS;
for (i = 0; i < 4; i++)
buf[i] = *fw_cfg_data;
temp = __le32_to_cpu(*(uint32_t *)buf);
printk("CPUs: %x", temp);
cpu = id_cpu();
printk(" x %s\n", cpu->name);
for (i = 0; i < (unsigned int)nv_info.nb_cpus; i++) {
for (i = 0; i < temp; i++) {
push_str("/");
fword("find-device");
@@ -959,15 +1003,7 @@ ob_nvram_init(uint64_t base, uint64_t offset)
push_str("cache-coherence?");
fword("property");
switch (machine_id) {
case 0x71:
case 0x72:
PUSH(i + 8);
break;
case 0x80:
PUSH(i);
break;
}
PUSH(i + mach->mid_offset);
fword("encode-int");
push_str("mid");
fword("property");