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runtime: support platforms without flash

This commit is contained in:
Sebastien Bourdeauducq 2015-05-02 12:20:20 +08:00
parent 8fe5c7ac01
commit 050db0b0f5
2 changed files with 10 additions and 1 deletions
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2
soc/runtime/kloader.c
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@ -100,6 +100,7 @@ void kloader_start_idle_kernel(void)
log("BUG: attempted to start kernel CPU while already running (idle kernel)");
return;
}
#if (defined CSR_SPIFLASH_BASE && defined SPIFLASH_PAGE_SIZE)
len = fs_read("idle_kernel", buffer, sizeof(buffer), NULL);
if(len <= 0)
return;
@ -113,6 +114,7 @@ void kloader_start_idle_kernel(void)
return;
}
start_kernel_cpu((void *)k);
#endif
}
void kloader_stop_kernel(void)

9
soc/runtime/main.c
View File

@ -61,11 +61,14 @@ static int hex2nib(int c)
static void init_macadr(void)
{
static const unsigned char default_macadr[6] = {0x10, 0xe2, 0xd5, 0x32, 0x50, 0x00};
#if (defined CSR_SPIFLASH_BASE && defined SPIFLASH_PAGE_SIZE)
char b[32];
char fs_macadr[6];
int i, r, s;
#endif
memcpy(macadr, default_macadr, 6);
#if (defined CSR_SPIFLASH_BASE && defined SPIFLASH_PAGE_SIZE)
r = fs_read("mac", b, sizeof(b) - 1, NULL);
if(r <= 0)
return;
@ -81,21 +84,25 @@ static void init_macadr(void)
if(b[3*i + 2] != ':')
return;
memcpy(macadr, fs_macadr, 6);
#endif
}
static void fsip_or_default(struct ip4_addr *d, char *key, int i1, int i2, int i3, int i4)
{
int r;
#if (defined CSR_SPIFLASH_BASE && defined SPIFLASH_PAGE_SIZE)
char cp[32];
#endif
IP4_ADDR(d, i1, i2, i3, i4);
#if (defined CSR_SPIFLASH_BASE && defined SPIFLASH_PAGE_SIZE)
r = fs_read(key, cp, sizeof(cp) - 1, NULL);
if(r <= 0)
return;
cp[r] = 0;
if(!ip4addr_aton(cp, d))
return;
#endif
}
static void network_init(void)