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Code Activity

cleanup ifxmips and add support for both ttyS

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11578 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
blogic
2008-06-25 23:05:50 +00:00
parent 49c631ff53
commit e0fb3b6396
10 changed files with 259 additions and 295 deletions
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22
target/linux/ifxmips/files/arch/mips/ifxmips/prom.c
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@@ -26,6 +26,18 @@ static char buf[1024];
unsigned int *prom_cp1_base = NULL;
unsigned int prom_cp1_size = 0;
static inline u32
asc_r32(unsigned long r)
{
return ifxmips_r32((u32*)(IFXMIPS_ASC_BASE_ADDR + IFXMIPS_ASC_BASE_DIFF + r));
}
static inline void
asc_w32(u32 v, unsigned long r)
{
ifxmips_w32(v, (u32*)(IFXMIPS_ASC_BASE_ADDR + IFXMIPS_ASC_BASE_DIFF + r));
}
void
prom_free_prom_memory(void)
{
@@ -34,11 +46,15 @@ prom_free_prom_memory(void)
void
prom_putchar(char c)
{
while((ifxmips_r32(IFXMIPS_ASC1_FSTAT) & ASCFSTAT_TXFFLMASK) >> ASCFSTAT_TXFFLOFF);
unsigned long flags;
local_irq_save(flags);
while((asc_r32(IFXMIPS_ASC_FSTAT) & ASCFSTAT_TXFFLMASK) >> ASCFSTAT_TXFFLOFF);
if(c == '\n')
ifxmips_w32('\r', IFXMIPS_ASC1_TBUF);
ifxmips_w32(c, IFXMIPS_ASC1_TBUF);
asc_w32('\r', IFXMIPS_ASC_TBUF);
asc_w32(c, IFXMIPS_ASC_TBUF);
local_irq_restore(flags);
}
void