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Add NO_CACHES option to debug memory issues

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marcan 2009-03-06 05:26:04 +01:00 committed by bushing
parent e463cdea43
commit d0956805d3
1 changed files with 7 additions and 1 deletions
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8
memory.c
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@ -271,8 +271,11 @@ void map_section(u32 from, u32 to, u32 size, u32 attributes)
} }
} }
//#define NO_CACHES
void mem_initialize(void) void mem_initialize(void)
{ {
u32 cr;
u32 cookie = irq_kill(); u32 cookie = irq_kill();
gecko_printf("MEM: cleaning up\n"); gecko_printf("MEM: cleaning up\n");
@ -300,9 +303,11 @@ void mem_initialize(void)
_drain_write_buffer(); _drain_write_buffer();
cr = get_cr();
#ifndef NO_CACHES
gecko_printf("MEM: enabling caches\n"); gecko_printf("MEM: enabling caches\n");
u32 cr = get_cr();
cr |= 0x1004; //ICACHE/DCACHE and MMU enable cr |= 0x1004; //ICACHE/DCACHE and MMU enable
set_cr(cr); set_cr(cr);
@ -310,6 +315,7 @@ void mem_initialize(void)
cr |= 0x0001; //ICACHE/DCACHE and MMU enable cr |= 0x0001; //ICACHE/DCACHE and MMU enable
set_cr(cr); set_cr(cr);
#endif
gecko_printf("MEM: init done\n"); gecko_printf("MEM: init done\n");