struct bi_record *
load_kernel(unsigned long load_addr, int num_words, unsigned long cksum)
{
timebase_period_ns = 3;
mtdcr(DCRN_MALCR(DCRN_MAL_BASE), MALCR_MMSR); /* reset MAL */
while (mfdcr(DCRN_MALCR(DCRN_MAL_BASE)) & MALCR_MMSR) {}; /* wait for reset */
*(volatile unsigned long *)PPC44x_EMAC0_MR0 = 0x20000000; /* reset EMAC */
eieio();
return decompress_kernel(load_addr, num_words, cksum);
}
int main(unsigned long stack_start_addr)
{
int i;
//Elf32_Ehdr *pHdr;
file_offset = 0;
#if defined(CONFIG_RTL_819X)
set_io_port_base(BASE_ADDR);
#endif
#ifndef __DO_QUIET__
printf("decompressing kernel:\n");
#endif
#ifdef CONFIG_RTL8197B_PANA
extern int is_vmlinux_checksum_ok();
REG32(0xB801900C) = REG32(0xB801900C) & (~0x0400); //SYSSR, AllSoftwareReady=0
if (!is_vmlinux_checksum_ok()) {
printf("Linux image corrupted!\n");
for (;;);
}
#endif
#ifndef BZ2_COMPRESS
decompress_kernel(UNCOMPRESS_OUT, stack_start_addr+4096, FREEMEM_END, 0);
#else
decompress_kernel(UNCOMPRESS_OUT, stack_start_addr+4096, FREEMEM_END, 0);
#endif
#ifndef __DO_QUIET__
printf("done decompressing kernel.\n");
#endif
flush_cache();
printf("start address: 0x%08x\n", kernelStartAddr);
start_kernel(kernelStartAddr);
//start_kernel(0x80000000);
}
void *
load_kernel(unsigned long load_addr, int num_words, unsigned long cksum,
void *ign1, void *ign2)
{
unsigned long long mac64;
decompress_kernel(load_addr, num_words, cksum);
mac64 = simple_strtoull((char *)PIBS_MAC_BASE, 0, 16);
memcpy(hold_residual->bi_enetaddr, (char *)&mac64+2, 6);
#if defined(CONFIG_440GX) || defined(CONFIG_440EP)
mac64 = simple_strtoull((char *)(PIBS_MAC_BASE+PIBS_MAC_OFFSET), 0, 16);
memcpy(hold_residual->bi_enet1addr, (char *)&mac64+2, 6);
#endif
#ifdef CONFIG_440GX
mac64 = simple_strtoull((char *)(PIBS_MAC_BASE+PIBS_MAC_OFFSET*2), 0, 16);
memcpy(hold_residual->bi_enet2addr, (char *)&mac64+2, 6);
mac64 = simple_strtoull((char *)(PIBS_MAC_BASE+PIBS_MAC_OFFSET*3), 0, 16);
memcpy(hold_residual->bi_enet3addr, (char *)&mac64+2, 6);
#endif
return (void *)hold_residual;
}
load_kernel(unsigned long load_addr, int num_words, unsigned long cksum,
void *ign1, void *ign2)
{
board_isa_init();
return decompress_kernel(load_addr, num_words, cksum);
}
load_kernel(unsigned long load_addr, int num_words, unsigned long cksum,
void *bp)
{
return decompress_kernel(load_addr, num_words, cksum, bp);
}
void *
load_kernel(unsigned long load_addr, int num_words, unsigned long cksum,
void *ign1, void *ign2)
{
#ifdef CONFIG_40x
openbios_bd_t *openbios_bd = NULL;
openbios_bd_t *(*get_board_info)(void) =
(openbios_bd_t *(*)(void))(*(unsigned long *)BOARD_INFO_VECTOR);
/*
* On 40x platforms we not only need the MAC-addresses, but also the
* clocks and memsize. Now try to get all values using the OpenBIOS
* "get_board_info()" callback.
*/
if ((openbios_bd = get_board_info()) != NULL) {
/*
* Copy bd_info from OpenBIOS struct into U-Boot struct
* used by kernel
*/
hold_residual->bi_memsize = openbios_bd->bi_memsize;
hold_residual->bi_intfreq = openbios_bd->bi_intfreq;
hold_residual->bi_busfreq = openbios_bd->bi_busfreq;
hold_residual->bi_pci_busfreq = openbios_bd->bi_pci_busfreq;
memcpy(hold_residual->bi_pci_enetaddr, openbios_bd->bi_pci_enetaddr, 6);
#ifdef CONFIG_405EP
memcpy(hold_residual->bi_enetaddr, openbios_bd->bi_enetaddr[0], 6);
memcpy(hold_residual->bi_enet1addr, openbios_bd->bi_enetaddr[1], 6);
hold_residual->bi_opbfreq = openbios_bd->bi_opb_busfreq;
hold_residual->bi_procfreq = openbios_bd->bi_pllouta_freq;
#else /* CONFIG_405EP */
memcpy(hold_residual->bi_enetaddr, openbios_bd->bi_enetaddr, 6);
#endif /* CONFIG_405EP */
} else {
/* Hmmm...better try to stuff some defaults.
*/
hold_residual->bi_memsize = 16 * 1024 * 1024;
hold_residual->bi_intfreq = 200000000;
hold_residual->bi_busfreq = 100000000;
hold_residual->bi_pci_busfreq = 66666666;
/*
* Only supply one mac-address in this fallback
*/
memcpy(hold_residual->bi_enetaddr, (void *)def_enet_addr, 6);
#ifdef CONFIG_405EP
hold_residual->bi_opbfreq = 50000000;
hold_residual->bi_procfreq = 200000000;
#endif /* CONFIG_405EP */
}
timebase_period_ns = 1000000000 / hold_residual->bi_intfreq;
#endif /* CONFIG_40x */
#ifdef CONFIG_440GP
/* simply copy the MAC addresses */
memcpy(hold_residual->bi_enetaddr, (char *)OPENBIOS_MAC_BASE, 6);
memcpy(hold_residual->bi_enet1addr, (char *)(OPENBIOS_MAC_BASE+OPENBIOS_MAC_OFFSET), 6);
#endif /* CONFIG_440GP */
decompress_kernel(load_addr, num_words, cksum);
return (void *)hold_residual;
}
