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author | Florian Fainelli <florian@openwrt.org> | 2007-03-26 07:37:31 +0000 |
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committer | Florian Fainelli <florian@openwrt.org> | 2007-03-26 07:37:31 +0000 |
commit | e5f693831422495dae93a8c8ebdf8a58b98198d7 (patch) | |
tree | 26e544c358d35a0894c223562bd42e0c9cf78934 /target/linux/adm5120-2.6/files/arch/mips/adm5120/prom.c | |
parent | 7fb29fc2b9dc1aaad013fe2fe43d448d1862fb4b (diff) | |
download | upstream-e5f693831422495dae93a8c8ebdf8a58b98198d7.tar.gz upstream-e5f693831422495dae93a8c8ebdf8a58b98198d7.tar.bz2 upstream-e5f693831422495dae93a8c8ebdf8a58b98198d7.zip |
Rewrite of the bootloader runtime detection (Gabor Juhos)
SVN-Revision: 6713
Diffstat (limited to 'target/linux/adm5120-2.6/files/arch/mips/adm5120/prom.c')
-rw-r--r-- | target/linux/adm5120-2.6/files/arch/mips/adm5120/prom.c | 38 |
1 files changed, 4 insertions, 34 deletions
diff --git a/target/linux/adm5120-2.6/files/arch/mips/adm5120/prom.c b/target/linux/adm5120-2.6/files/arch/mips/adm5120/prom.c index 4c20765596..e644fc37c5 100644 --- a/target/linux/adm5120-2.6/files/arch/mips/adm5120/prom.c +++ b/target/linux/adm5120-2.6/files/arch/mips/adm5120/prom.c @@ -29,20 +29,12 @@ #include <asm/bootinfo.h> #include <asm/addrspace.h> -/* boot loaders specific definitions */ -#define CFE_EPTSEAL 0x43464531 /* CFE1 is the magic number to recognize CFE from other bootloaders */ -#define CFE 1 -#define UBOOT 2 -#define MYLOADER 3 -#define UNKNOWN 0 +#include <adm5120_info.h> void setup_prom_printf(int); void prom_printf(char *, ...); void prom_meminit(void); -/* we assume we don't know the boot loader by default */ -int boot_loader_type = UNKNOWN; - #define ADM5120_ENVC 1 char *adm5120_envp[2*ADM5120_ENVC] = {"memsize","0x001000000"}; @@ -105,6 +97,7 @@ char *prom_getenv(char *envname) printk(KERN_INFO "GETENV: not found.\n"); return(NULL); } + /* * initialize the prom module. @@ -114,35 +107,12 @@ void __init prom_init(void) /* you should these macros defined in include/asm/bootinfo.h */ mips_machgroup = MACH_GROUP_ADM_GW; mips_machtype = MACH_ADM_GW_5120; + + adm5120_info_init(); /* init command line, register a default kernel command line */ strcpy(&(arcs_cmdline[0]), "console=ttyS0,115200 rootfstype=squashfs,jffs2 init=/etc/preinit"); - /* check for CFE by finding the CFE magic number */ - int *prom_vec = (int *) fw_arg3; - int argc = fw_arg0; - unsigned int cfe_eptseal; - - if (argc < 0) - cfe_eptseal = (uint32_t)(unsigned long)prom_vec; - else { - if ((int32_t)(long)prom_vec < 0) - /* - * Old loaders all it gives us is the handle, - * so assume the seal. - */ - cfe_eptseal = CFE_EPTSEAL; - else - /* - * Newer loaders bundle the handle/ept/eptseal - */ - cfe_eptseal = (unsigned int)((uint32_t *)prom_vec)[3]; - } - if (cfe_eptseal == CFE_EPTSEAL) { - boot_loader_type = CFE; - printk("adm5120 : CFE boot loader\n"); - } - /* init memory map */ prom_meminit(); } |