summaryrefslogtreecommitdiff
path: root/cpu/blackfin
diff options
context:
space:
mode:
Diffstat (limited to 'cpu/blackfin')
-rw-r--r--cpu/blackfin/cpu.c11
-rw-r--r--cpu/blackfin/start.S18
2 files changed, 13 insertions, 16 deletions
diff --git a/cpu/blackfin/cpu.c b/cpu/blackfin/cpu.c
index 9bb6407..2c8fd86 100644
--- a/cpu/blackfin/cpu.c
+++ b/cpu/blackfin/cpu.c
@@ -25,13 +25,12 @@ ulong bfin_poweron_retx;
__attribute__ ((__noreturn__))
void cpu_init_f(ulong bootflag, ulong loaded_from_ldr)
{
- extern char _stext_l1;
#ifndef CONFIG_BFIN_BOOTROM_USES_EVT1
/* Build a NOP slide over the LDR jump block. Whee! */
char nops[0xC];
serial_early_puts("NOP Slide\n");
memset(nops, 0x00, sizeof(nops));
- memcpy(&_stext_l1 - sizeof(nops), nops, sizeof(nops));
+ memcpy((void *)L1_INST_SRAM, nops, sizeof(nops));
#endif
if (!loaded_from_ldr) {
@@ -40,10 +39,10 @@ void cpu_init_f(ulong bootflag, ulong loaded_from_ldr)
* checking at build time.
*/
serial_early_puts("L1 Relocate\n");
- extern char _stext_l1, _etext_l1, _stext_l1_lma;
- memcpy(&_stext_l1, &_stext_l1_lma, (&_etext_l1 - &_stext_l1));
- extern char _sdata_l1, _edata_l1, _sdata_l1_lma;
- memcpy(&_sdata_l1, &_sdata_l1_lma, (&_edata_l1 - &_sdata_l1));
+ extern char _stext_l1[], _text_l1_lma[], _text_l1_len[];
+ memcpy(&_stext_l1, &_text_l1_lma, (unsigned long)_text_l1_len);
+ extern char _sdata_l1[], _data_l1_lma[], _data_l1_len[];
+ memcpy(&_sdata_l1, &_data_l1_lma, (unsigned long)_data_l1_len);
}
#if defined(__ADSPBF537__) || defined(__ADSPBF536__) || defined(__ADSPBF534__)
/* The BF537 bootrom will reset the EBIU_AMGCTL register on us
diff --git a/cpu/blackfin/start.S b/cpu/blackfin/start.S
index 7cbd632..44e2725 100644
--- a/cpu/blackfin/start.S
+++ b/cpu/blackfin/start.S
@@ -139,11 +139,10 @@ ENTRY(_start)
.Ldma_and_reprogram:
r0.l = LO(L1_INST_SRAM);
r0.h = HI(L1_INST_SRAM);
- r1.l = __initcode_start;
- r1.h = __initcode_start;
- r2.l = __initcode_end;
- r2.h = __initcode_end;
- r2 = r2 - r1; /* convert r2 into length of initcode */
+ r1.l = __initcode_lma;
+ r1.h = __initcode_lma;
+ r2.l = __initcode_len;
+ r2.h = __initcode_len;
r1 = r1 - r4; /* convert r1 from load address of initcode ... */
r1 = r1 + r5; /* ... to current (not load) address of initcode */
p3 = r0;
@@ -173,12 +172,11 @@ ENTRY(_start)
* takes care of clearing things for us.
*/
serial_early_puts("Zero BSS");
- r0.l = __bss_start;
- r0.h = __bss_start;
+ r0.l = __bss_vma;
+ r0.h = __bss_vma;
r1 = 0 (x);
- r2.l = __bss_end;
- r2.h = __bss_end;
- r2 = r2 - r0;
+ r2.l = __bss_len;
+ r2.h = __bss_len;
call _memset;
.Lnorelocate: