powerpc, 8xx: remove support for 8xx

There was for long time no activity in the 8xx area.
We need to go further and convert to Kconfig, but it
turned out, nobody is interested anymore in 8xx,
so remove it (with a heavy heart, knowing that I remove
here the root of U-Boot).

Signed-off-by: Heiko Schocher <hs@denx.de>

1 files changed, 0 insertions, 477 deletions

diff --git a/post/cpu/mpc8xx/cache_8xx.S b/post/cpu/mpc8xx/cache_8xx.S
deleted file mode 100644
index 43649c8962..0000000000
--- a/post/cpu/mpc8xx/cache_8xx.S
+++ /dev/null
@@ -1,477 +0,0 @@
-/*
- *  Copyright (C) 2002 Wolfgang Denk <wd@denx.de>
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <config.h>
-
-#if defined(CONFIG_MPC823) || \
-    defined(CONFIG_MPC850) || \
-    defined(CONFIG_MPC855) || \
-    defined(CONFIG_MPC860) || \
-    defined(CONFIG_MPC862)
-
-#include <post.h>
-#include <ppc_asm.tmpl>
-#include <ppc_defs.h>
-#include <asm/cache.h>
-
-#if CONFIG_POST & CONFIG_SYS_POST_CACHE
-
-	.text
-
-cache_post_dinvalidate:
-	lis	r10, IDC_INVALL@h
-	mtspr	DC_CST, r10
-	blr
-
-cache_post_iinvalidate:
-	lis	r10, IDC_INVALL@h
-	mtspr	IC_CST, r10
-	isync
-	blr
-
-cache_post_ddisable:
-	lis	r10, IDC_DISABLE@h
-	mtspr	DC_CST, r10
-	blr
-
-cache_post_dwb:
-	lis	r10, IDC_ENABLE@h
-	mtspr	DC_CST, r10
-	lis	r10, DC_CFWT@h
-	mtspr	DC_CST, r10
-	blr
-
-cache_post_dwt:
-	lis	r10, IDC_ENABLE@h
-	mtspr	DC_CST, r10
-	lis	r10, DC_SFWT@h
-	mtspr	DC_CST, r10
-	blr
-
-cache_post_idisable:
-	lis	r10, IDC_DISABLE@h
-	mtspr	IC_CST, r10
-	isync
-	blr
-
-cache_post_ienable:
-	lis	r10, IDC_ENABLE@h
-	mtspr	IC_CST, r10
-	isync
-	blr
-
-cache_post_iunlock:
-	lis	r10, IDC_UNALL@h
-	mtspr	IC_CST, r10
-	isync
-	blr
-
-cache_post_ilock:
-	mtspr	IC_ADR, r3
-	lis	r10, IDC_LDLCK@h
-	mtspr	IC_CST, r10
-	isync
-	blr
-
-/*
- * turn on the data cache
- * switch the data cache to write-back or write-through mode
- * invalidate the data cache
- * write the negative pattern to a cached area
- * read the area
- *
- * The negative pattern must be read at the last step
- */
-	.global cache_post_test1
-cache_post_test1:
-	mflr	r0
-	stw	r0, 4(r1)
-
-	stwu	r3, -4(r1)
-	stwu	r4, -4(r1)
-
-	bl	cache_post_dwb
-	bl	cache_post_dinvalidate
-
-	/* Write the negative pattern to the test area */
-	lwz	r0, 0(r1)
-	mtctr	r0
-	li	r0, 0xff
-	lwz	r3, 4(r1)
-	subi	r3, r3, 1
-1:
-	stbu	r0, 1(r3)
-	bdnz	1b
-
-	/* Read the test area */
-	lwz	r0, 0(r1)
-	mtctr	r0
-	lwz	r4, 4(r1)
-	subi	r4, r4, 1
-	li	r3, 0
-1:
-	lbzu	r0, 1(r4)
-	cmpli	cr0, r0, 0xff
-	beq	2f
-	li	r3, -1
-	b	3f
-2:
-	bdnz	1b
-3:
-
-	bl	cache_post_ddisable
-	bl	cache_post_dinvalidate
-
-	addi	r1, r1, 8
-
-	lwz	r0, 4(r1)
-	mtlr	r0
-	blr
-
-/*
- * turn on the data cache
- * switch the data cache to write-back or write-through mode
- * invalidate the data cache
- * write the zero pattern to a cached area
- * turn off the data cache
- * write the negative pattern to the area
- * turn on the data cache
- * read the area
- *
- * The negative pattern must be read at the last step
- */
-	.global cache_post_test2
-cache_post_test2:
-	mflr	r0
-	stw	r0, 4(r1)
-
-	stwu	r3, -4(r1)
-	stwu	r4, -4(r1)
-
-	bl	cache_post_dwb
-	bl	cache_post_dinvalidate
-
-	/* Write the zero pattern to the test area */
-	lwz	r0, 0(r1)
-	mtctr	r0
-	li	r0, 0
-	lwz	r3, 4(r1)
-	subi	r3, r3, 1
-1:
-	stbu	r0, 1(r3)
-	bdnz	1b
-
-	bl	cache_post_ddisable
-
-	/* Write the negative pattern to the test area */
-	lwz	r0, 0(r1)
-	mtctr	r0
-	li	r0, 0xff
-	lwz	r3, 4(r1)
-	subi	r3, r3, 1
-1:
-	stbu	r0, 1(r3)
-	bdnz	1b
-
-	bl	cache_post_dwb
-
-	/* Read the test area */
-	lwz	r0, 0(r1)
-	mtctr	r0
-	lwz	r4, 4(r1)
-	subi	r4, r4, 1
-	li	r3, 0
-1:
-	lbzu	r0, 1(r4)
-	cmpli	cr0, r0, 0xff
-	beq	2f
-	li	r3, -1
-	b	3f
-2:
-	bdnz	1b
-3:
-
-	bl	cache_post_ddisable
-	bl	cache_post_dinvalidate
-
-	addi	r1, r1, 8
-
-	lwz	r0, 4(r1)
-	mtlr	r0
-	blr
-
-/*
- * turn on the data cache
- * switch the data cache to write-through mode
- * invalidate the data cache
- * write the zero pattern to a cached area
- * flush the data cache
- * write the negative pattern to the area
- * turn off the data cache
- * read the area
- *
- * The negative pattern must be read at the last step
- */
-	.global cache_post_test3
-cache_post_test3:
-	mflr	r0
-	stw	r0, 4(r1)
-
-	stwu	r3, -4(r1)
-	stwu	r4, -4(r1)
-
-	bl	cache_post_ddisable
-	bl	cache_post_dinvalidate
-
-	/* Write the zero pattern to the test area */
-	lwz	r0, 0(r1)
-	mtctr	r0
-	li	r0, 0
-	lwz	r3, 4(r1)
-	subi	r3, r3, 1
-1:
-	stbu	r0, 1(r3)
-	bdnz	1b
-
-	bl	cache_post_dwt
-	bl	cache_post_dinvalidate
-
-	/* Write the negative pattern to the test area */
-	lwz	r0, 0(r1)
-	mtctr	r0
-	li	r0, 0xff
-	lwz	r3, 4(r1)
-	subi	r3, r3, 1
-1:
-	stbu	r0, 1(r3)
-	bdnz	1b
-
-	bl	cache_post_ddisable
-	bl	cache_post_dinvalidate
-
-	/* Read the test area */
-	lwz	r0, 0(r1)
-	mtctr	r0
-	lwz	r4, 4(r1)
-	subi	r4, r4, 1
-	li	r3, 0
-1:
-	lbzu	r0, 1(r4)
-	cmpli	cr0, r0, 0xff
-	beq	2f
-	li	r3, -1
-	b	3f
-2:
-	bdnz	1b
-3:
-
-	addi	r1, r1, 8
-
-	lwz	r0, 4(r1)
-	mtlr	r0
-	blr
-
-/*
- * turn on the data cache
- * switch the data cache to write-back mode
- * invalidate the data cache
- * write the negative pattern to a cached area
- * flush the data cache
- * write the zero pattern to the area
- * invalidate the data cache
- * read the area
- *
- * The negative pattern must be read at the last step
- */
-	.global cache_post_test4
-cache_post_test4:
-	mflr	r0
-	stw	r0, 4(r1)
-
-	stwu	r3, -4(r1)
-	stwu	r4, -4(r1)
-
-	bl	cache_post_ddisable
-	bl	cache_post_dinvalidate
-
-	/* Write the negative pattern to the test area */
-	lwz	r0, 0(r1)
-	mtctr	r0
-	li	r0, 0xff
-	lwz	r3, 4(r1)
-	subi	r3, r3, 1
-1:
-	stbu	r0, 1(r3)
-	bdnz	1b
-
-	bl	cache_post_dwb
-	bl	cache_post_dinvalidate
-
-	/* Write the zero pattern to the test area */
-	lwz	r0, 0(r1)
-	mtctr	r0
-	li	r0, 0
-	lwz	r3, 4(r1)
-	subi	r3, r3, 1
-1:
-	stbu	r0, 1(r3)
-	bdnz	1b
-
-	bl	cache_post_ddisable
-	bl	cache_post_dinvalidate
-
-	/* Read the test area */
-	lwz	r0, 0(r1)
-	mtctr	r0
-	lwz	r4, 4(r1)
-	subi	r4, r4, 1
-	li	r3, 0
-1:
-	lbzu	r0, 1(r4)
-	cmpli	cr0, r0, 0xff
-	beq	2f
-	li	r3, -1
-	b	3f
-2:
-	bdnz	1b
-3:
-
-	addi	r1, r1, 8
-
-	lwz	r0, 4(r1)
-	mtlr	r0
-	blr
-
-cache_post_test5_1:
-	li	r3, 0
-cache_post_test5_2:
-	li	r3, -1
-
-/*
- * turn on the instruction cache
- * unlock the entire instruction cache
- * invalidate the instruction cache
- * lock a branch instruction in the instruction cache
- * replace the branch instruction with "nop"
- * jump to the branch instruction
- * check that the branch instruction was executed
-*/
-	.global cache_post_test5
-cache_post_test5:
-	mflr	r0
-	stw	r0, 4(r1)
-
-	bl	cache_post_ienable
-	bl	cache_post_iunlock
-	bl	cache_post_iinvalidate
-
-	/* Compute r9 = cache_post_test5_reloc */
-	bl	cache_post_test5_reloc
-cache_post_test5_reloc:
-	mflr	r9
-
-	/* Copy the test instruction to cache_post_test5_data */
-	lis	r3, (cache_post_test5_1 - cache_post_test5_reloc)@h
-	ori	r3, r3, (cache_post_test5_1 - cache_post_test5_reloc)@l
-	add	r3, r3, r9
-	lis	r4, (cache_post_test5_data - cache_post_test5_reloc)@h
-	ori	r4, r4, (cache_post_test5_data - cache_post_test5_reloc)@l
-	add	r4, r4, r9
-	lwz	r0, 0(r3)
-	stw	r0, 0(r4)
-
-	bl	cache_post_iinvalidate
-
-	/* Lock the branch instruction */
-	lis	r3, (cache_post_test5_data - cache_post_test5_reloc)@h
-	ori	r3, r3, (cache_post_test5_data - cache_post_test5_reloc)@l
-	add	r3, r3, r9
-	bl	cache_post_ilock
-
-	/* Replace the test instruction */
-	lis	r3, (cache_post_test5_2 - cache_post_test5_reloc)@h
-	ori	r3, r3, (cache_post_test5_2 - cache_post_test5_reloc)@l
-	add	r3, r3, r9
-	lis	r4, (cache_post_test5_data - cache_post_test5_reloc)@h
-	ori	r4, r4, (cache_post_test5_data - cache_post_test5_reloc)@l
-	add	r4, r4, r9
-	lwz	r0, 0(r3)
-	stw	r0, 0(r4)
-
-	bl	cache_post_iinvalidate
-
-	/* Execute to the test instruction */
-cache_post_test5_data:
-	nop
-
-	bl	cache_post_iunlock
-
-	lwz	r0, 4(r1)
-	mtlr	r0
-	blr
-
-cache_post_test6_1:
-	li	r3, -1
-cache_post_test6_2:
-	li	r3, 0
-
-/*
- * turn on the instruction cache
- * unlock the entire instruction cache
- * invalidate the instruction cache
- * lock a branch instruction in the instruction cache
- * replace the branch instruction with "nop"
- * jump to the branch instruction
- * check that the branch instruction was executed
- */
-	.global cache_post_test6
-cache_post_test6:
-	mflr	r0
-	stw	r0, 4(r1)
-
-	bl	cache_post_ienable
-	bl	cache_post_iunlock
-	bl	cache_post_iinvalidate
-
-	/* Compute r9 = cache_post_test6_reloc */
-	bl	cache_post_test6_reloc
-cache_post_test6_reloc:
-	mflr	r9
-
-	/* Copy the test instruction to cache_post_test6_data */
-	lis	r3, (cache_post_test6_1 - cache_post_test6_reloc)@h
-	ori	r3, r3, (cache_post_test6_1 - cache_post_test6_reloc)@l
-	add	r3, r3, r9
-	lis	r4, (cache_post_test6_data - cache_post_test6_reloc)@h
-	ori	r4, r4, (cache_post_test6_data - cache_post_test6_reloc)@l
-	add	r4, r4, r9
-	lwz	r0, 0(r3)
-	stw	r0, 0(r4)
-
-	bl	cache_post_iinvalidate
-
-	/* Replace the test instruction */
-	lis	r3, (cache_post_test6_2 - cache_post_test6_reloc)@h
-	ori	r3, r3, (cache_post_test6_2 - cache_post_test6_reloc)@l
-	add	r3, r3, r9
-	lis	r4, (cache_post_test6_data - cache_post_test6_reloc)@h
-	ori	r4, r4, (cache_post_test6_data - cache_post_test6_reloc)@l
-	add	r4, r4, r9
-	lwz	r0, 0(r3)
-	stw	r0, 0(r4)
-
-	bl	cache_post_iinvalidate
-
-	/* Execute to the test instruction */
-cache_post_test6_data:
-	nop
-
-	lwz	r0, 4(r1)
-	mtlr	r0
-	blr
-
-#endif /* CONFIG_MPC823 || MPC850 || MPC855 || MPC860 */
-#endif /* CONFIG_POST & CONFIG_SYS_POST_CACHE */