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-append support (Blue Swirl) 

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1316 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2005-03-01 21:51:04 +00:00
parent 1289f43ab1
commit b6f479d355
1 changed files with 20 additions and 2 deletions
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22
hw/sun4m.c
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@ -25,6 +25,7 @@
#include "m48t08.h"
#define KERNEL_LOAD_ADDR 0x00004000
#define CMDLINE_ADDR 0x007ff000
#define INITRD_LOAD_ADDR 0x00800000
#define PROM_ADDR 0xffd00000
#define PROM_FILENAMEB "proll.bin"
@ -64,11 +65,28 @@ void DMA_run() {}
static m48t08_t *nvram;
static void nvram_init(m48t08_t *nvram, uint8_t *macaddr)
static void nvram_init(m48t08_t *nvram, uint8_t *macaddr, const char *cmdline)
{
unsigned char tmp = 0;
int i, j;
i = 0x40;
if (cmdline) {
uint32_t cmdline_len;
strcpy(phys_ram_base + CMDLINE_ADDR, cmdline);
m48t08_write(nvram, i++, CMDLINE_ADDR >> 24);
m48t08_write(nvram, i++, (CMDLINE_ADDR >> 16) & 0xff);
m48t08_write(nvram, i++, (CMDLINE_ADDR >> 8) & 0xff);
m48t08_write(nvram, i++, CMDLINE_ADDR & 0xff);
cmdline_len = strlen(cmdline);
m48t08_write(nvram, i++, cmdline_len >> 24);
m48t08_write(nvram, i++, (cmdline_len >> 16) & 0xff);
m48t08_write(nvram, i++, (cmdline_len >> 8) & 0xff);
m48t08_write(nvram, i++, cmdline_len & 0xff);
}
i = 0x1fd8;
m48t08_write(nvram, i++, 0x01);
m48t08_write(nvram, i++, 0x80); /* Sun4m OBP */
@ -149,7 +167,7 @@ void sun4m_init(int ram_size, int vga_ram_size, int boot_device,
tcx = tcx_init(ds, PHYS_JJ_TCX_FB, phys_ram_base + ram_size, ram_size, vram_size);
lance_init(&nd_table[0], PHYS_JJ_LE_IRQ, PHYS_JJ_LE, PHYS_JJ_LEDMA);
nvram = m48t08_init(PHYS_JJ_EEPROM, PHYS_JJ_EEPROM_SIZE);
nvram_init(nvram, (uint8_t *)&nd_table[0].macaddr);
nvram_init(nvram, (uint8_t *)&nd_table[0].macaddr, kernel_cmdline);
slavio_timer_init(PHYS_JJ_CLOCK, PHYS_JJ_CLOCK_IRQ, PHYS_JJ_CLOCK1, PHYS_JJ_CLOCK1_IRQ);
slavio_serial_ms_kbd_init(PHYS_JJ_MS_KBD, PHYS_JJ_MS_KBD_IRQ);
slavio_serial_init(PHYS_JJ_SER, PHYS_JJ_SER_IRQ, serial_hds[0], serial_hds[1]);