mirror of
https://xff.cz/git/u-boot/
synced 2025-10-30 18:05:48 +01:00
aa6e94deab
The rest of the unmigrated CONFIG symbols in the CONFIG_SYS_SDRAM namespace do not easily transition to Kconfig. In many cases they likely should come from the device tree instead. Move these out of CONFIG namespace and in to CFG namespace. Signed-off-by: Tom Rini <trini@konsulko.com> Reviewed-by: Simon Glass <sjg@chromium.org>
69 lines
1.7 KiB
C
69 lines
1.7 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* (C) Copyright 2003
|
|
* Josef Baumgartner <josef.baumgartner@telex.de>
|
|
*
|
|
* (C) Copyright 2000
|
|
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <init.h>
|
|
#include <watchdog.h>
|
|
#include <command.h>
|
|
#include <asm/processor.h>
|
|
#include <asm/ptrace.h>
|
|
|
|
|
|
extern void _exc_handler(void);
|
|
extern void _int_handler(void);
|
|
|
|
static void show_frame(struct pt_regs *fp)
|
|
{
|
|
printf ("Vector Number: %d Format: %02x Fault Status: %01x\n\n", (fp->vector & 0x3fc) >> 2,
|
|
fp->format, (fp->vector & 0x3) | ((fp->vector & 0xc00) >> 8));
|
|
printf ("PC: %08lx SR: %08lx SP: %08lx\n", fp->pc, (long) fp->sr, (long) fp);
|
|
printf ("D0: %08lx D1: %08lx D2: %08lx D3: %08lx\n",
|
|
fp->d0, fp->d1, fp->d2, fp->d3);
|
|
printf ("D4: %08lx D5: %08lx D6: %08lx D7: %08lx\n",
|
|
fp->d4, fp->d5, fp->d6, fp->d7);
|
|
printf ("A0: %08lx A1: %08lx A2: %08lx A3: %08lx\n",
|
|
fp->a0, fp->a1, fp->a2, fp->a3);
|
|
printf ("A4: %08lx A5: %08lx A6: %08lx\n",
|
|
fp->a4, fp->a5, fp->a6);
|
|
}
|
|
|
|
void exc_handler(struct pt_regs *fp) {
|
|
printf("\n\n*** Unexpected exception ***\n");
|
|
show_frame (fp);
|
|
printf("\n*** Please Reset Board! ***\n");
|
|
for(;;);
|
|
}
|
|
|
|
static void trap_init(ulong value) {
|
|
unsigned long *vec = (ulong *)value;
|
|
int i;
|
|
|
|
for(i = 2; i < 25; i++) {
|
|
vec[i] = (unsigned long)_exc_handler;
|
|
}
|
|
for(i = 25; i < 32; i++) {
|
|
vec[i] = (unsigned long)_int_handler;
|
|
}
|
|
for(i = 32; i < 64; i++) {
|
|
vec[i] = (unsigned long)_exc_handler;
|
|
}
|
|
for(i = 64; i < 256; i++) {
|
|
vec[i] = (unsigned long)_int_handler;
|
|
}
|
|
|
|
setvbr(value); /* set vector base register to new table */
|
|
}
|
|
|
|
int arch_initr_trap(void)
|
|
{
|
|
trap_init(CFG_SYS_SDRAM_BASE);
|
|
|
|
return 0;
|
|
}
|