Whitebox
/
u-boot
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

PPC: 85xx: Remove IVOR reset

Browse Source 
There is no need to set IVORs to anything but their default values,
so let's leave them where they are.

Suggested-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
Acked-by: Scott Wood <scottwood@freescale.com>
[York Sun: Add back $(obj)start.S section in mpc8572ds/Makefile]
Reviewed-by: York Sun <yorksun@freescale.com>
master
Alexander Graf 10 years ago committed by York Sun
parent c48e686889
commit 46a346834b
9 changed files with 5 additions and 101 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Show Stats Download Patch File Download Diff File
  1. 4
      arch/powerpc/cpu/mpc85xx/cpu_init.c
  2. 63
      arch/powerpc/cpu/mpc85xx/fixed_ivor.S
  3. 3
      arch/powerpc/cpu/mpc85xx/release.S
  4. 6
      arch/powerpc/cpu/mpc85xx/start.S
  5. 6
      nand_spl/board/freescale/mpc8536ds/Makefile
  6. 6
      nand_spl/board/freescale/mpc8569mds/Makefile
  7. 6
      nand_spl/board/freescale/mpc8572ds/Makefile
  8. 6
      nand_spl/board/freescale/p1023rds/Makefile
  9. 6
      nand_spl/board/freescale/p1_p2_rdb/Makefile

4
arch/powerpc/cpu/mpc85xx/cpu_init.c
Unescape View File

@ -767,8 +767,6 @@ skip_l2:
return 0;
}
extern void setup_ivors(void);
void arch_preboot_os(void)
{
u32 msr;
@ -781,8 +779,6 @@ void arch_preboot_os(void)
msr = mfmsr();
msr &= ~(MSR_ME|MSR_CE);
mtmsr(msr);
setup_ivors();
}
#if defined(CONFIG_CMD_SATA) && defined(CONFIG_FSL_SATA)

63
arch/powerpc/cpu/mpc85xx/fixed_ivor.S
Unescape View File

@ -1,63 +0,0 @@
/*
* Copyright 2009 Freescale Semiconductor, Inc.
*
* Kumar Gala <kumar.gala@freescale.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
/* This file is intended to be included by other asm code since
* we will want to execute this on both the primary core when
* it does a bootm and the secondary core's that get released
* out of the spin table */
#define SET_IVOR(vector_number, vector_offset) \
li r3,vector_offset@l; \
mtspr SPRN_IVOR##vector_number,r3;
#define SET_GIVOR(vector_number, vector_offset) \
li r3,vector_offset@l; \
mtspr SPRN_GIVOR##vector_number,r3;
SET_IVOR(0, 0x020) /* Critical Input */
SET_IVOR(1, 0x000) /* Machine Check */
SET_IVOR(2, 0x060) /* Data Storage */
SET_IVOR(3, 0x080) /* Instruction Storage */
SET_IVOR(4, 0x0a0) /* External Input */
SET_IVOR(5, 0x0c0) /* Alignment */
SET_IVOR(6, 0x0e0) /* Program */
SET_IVOR(7, 0x100) /* FP Unavailable */
SET_IVOR(8, 0x120) /* System Call */
SET_IVOR(9, 0x140) /* Auxiliary Processor Unavailable */
SET_IVOR(10, 0x160) /* Decrementer */
SET_IVOR(11, 0x180) /* Fixed Interval Timer */
SET_IVOR(12, 0x1a0) /* Watchdog Timer */
SET_IVOR(13, 0x1c0) /* Data TLB Error */
SET_IVOR(14, 0x1e0) /* Instruction TLB Error */
SET_IVOR(15, 0x040) /* Debug */
/* e500v1 & e500v2 only */
#ifndef CONFIG_E500MC
SET_IVOR(32, 0x200) /* SPE Unavailable */
SET_IVOR(33, 0x220) /* Embedded FP Data */
SET_IVOR(34, 0x240) /* Embedded FP Round */
#endif
SET_IVOR(35, 0x260) /* Performance monitor */
/* e500mc only */
#ifdef CONFIG_E500MC
SET_IVOR(36, 0x280) /* Processor doorbell */
SET_IVOR(37, 0x2a0) /* Processor doorbell critical */
SET_IVOR(38, 0x2c0) /* Guest Processor doorbell */
SET_IVOR(39, 0x2e0) /* Guest Processor critical & machine check */
SET_IVOR(40, 0x300) /* Hypervisor system call */
SET_IVOR(41, 0x320) /* Hypervisor Priviledge */
SET_GIVOR(2, 0x060) /* Guest Data Storage */
SET_GIVOR(3, 0x080) /* Guest Instruction Storage */
SET_GIVOR(4, 0x0a0) /* Guest External Input */
SET_GIVOR(8, 0x120) /* Guest System Call */
SET_GIVOR(13, 0x1c0) /* Guest Data TLB Error */
SET_GIVOR(14, 0x1e0) /* Guest Instruction TLB Error */
#endif

3
arch/powerpc/cpu/mpc85xx/release.S
Unescape View File

@ -405,9 +405,6 @@ __second_half_boot_page:
bne 3b
isync
/* setup IVORs to match fixed offsets */
#include "fixed_ivor.S"
/* get the upper bits of the addr */
lwz r11,ENTRY_ADDR_UPPER(r10)

6
arch/powerpc/cpu/mpc85xx/start.S
Unescape View File

@ -1965,10 +1965,4 @@ flush_dcache:
isync
blr
.globl setup_ivors
setup_ivors:
#include "fixed_ivor.S"
blr
#endif /* !MINIMAL_SPL */

6
nand_spl/board/freescale/mpc8536ds/Makefile
Unescape View File

@ -78,11 +78,7 @@ $(obj)/resetvec.S:
@rm -f $@
ln -s $(srctree)/$(CPUDIR)/resetvec.S $@
$(obj)/fixed_ivor.S:
@rm -f $@
ln -sf $(srctree)/arch/powerpc/cpu/mpc85xx/fixed_ivor.S $@
$(obj)/start.S: $(obj)/fixed_ivor.S
$(obj)/start.S:
@rm -f $@
ln -sf $(srctree)/arch/powerpc/cpu/mpc85xx/start.S $@

6
nand_spl/board/freescale/mpc8569mds/Makefile
Unescape View File

@ -78,11 +78,7 @@ $(obj)/resetvec.S:
@rm -f $@
ln -s $(srctree)/$(CPUDIR)/resetvec.S $@
$(obj)/fixed_ivor.S:
@rm -f $@
ln -sf $(srctree)/arch/powerpc/cpu/mpc85xx/fixed_ivor.S $@
$(obj)/start.S: $(obj)/fixed_ivor.S
$(obj)/start.S:
@rm -f $@
ln -sf $(srctree)/arch/powerpc/cpu/mpc85xx/start.S $@

6
nand_spl/board/freescale/mpc8572ds/Makefile
Unescape View File

@ -78,11 +78,7 @@ $(obj)/resetvec.S:
@rm -f $@
ln -s $(srctree)/$(CPUDIR)/resetvec.S $@
$(obj)/fixed_ivor.S:
@rm -f $@
ln -sf $(srctree)/arch/powerpc/cpu/mpc85xx/fixed_ivor.S $@
$(obj)/start.S: $(obj)/fixed_ivor.S
$(obj)/start.S:
@rm -f $@
ln -sf $(srctree)/arch/powerpc/cpu/mpc85xx/start.S $@

6
nand_spl/board/freescale/p1023rds/Makefile
Unescape View File

@ -74,11 +74,7 @@ $(obj)/resetvec.S:
@rm -f $@
ln -s $(srctree)/$(CPUDIR)/resetvec.S $@
$(obj)/fixed_ivor.S:
@rm -f $@
ln -sf $(srctree)/$(CPUDIR)/fixed_ivor.S $@
$(obj)/start.S: $(obj)/fixed_ivor.S
$(obj)/start.S:
@rm -f $@
ln -sf $(srctree)/$(CPUDIR)/start.S $@

6
nand_spl/board/freescale/p1_p2_rdb/Makefile
Unescape View File

@ -78,11 +78,7 @@ $(obj)/resetvec.S:
@rm -f $@
ln -s $(srctree)/$(CPUDIR)/resetvec.S $@
$(obj)/fixed_ivor.S:
@rm -f $@
ln -sf $(srctree)/arch/powerpc/cpu/mpc85xx/fixed_ivor.S $@
$(obj)/start.S: $(obj)/fixed_ivor.S
$(obj)/start.S:
@rm -f $@
ln -sf $(srctree)/arch/powerpc/cpu/mpc85xx/start.S $@

Write Preview
Loading…
Cancel
Save