diff options
| author | Heiko Schocher <hs@denx.de> | 2017-06-27 17:49:14 +0300 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2017-07-04 00:35:28 +0300 |
| commit | 98f705c9cefdfdba62c069821bbba10273a0a8ed (patch) | |
| tree | 48a56e8496a9b6f5bcf523916ace5445489d79c7 /post/cpu/ppc4xx/ocm.c | |
| parent | d4db3b86a5e090e21db710bedbbe3e50d4c56428 (diff) | |
| download | u-boot-98f705c9cefdfdba62c069821bbba10273a0a8ed.tar.xz | |
powerpc: remove 4xx support
There was for long time no activity in the 4xx area.
We need to go further and convert to Kconfig, but it
turned out, nobody is interested anymore in 4xx,
so remove it.
Signed-off-by: Heiko Schocher <hs@denx.de>
Diffstat (limited to 'post/cpu/ppc4xx/ocm.c')
| -rw-r--r-- | post/cpu/ppc4xx/ocm.c | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/post/cpu/ppc4xx/ocm.c b/post/cpu/ppc4xx/ocm.c deleted file mode 100644 index bbf2d9a8ee..0000000000 --- a/post/cpu/ppc4xx/ocm.c +++ /dev/null @@ -1,73 +0,0 @@ -/* - * (C) Copyright 2008 Ilya Yanok, EmCraft Systems, yanok@emcraft.com - * - * Developed for DENX Software Engineering GmbH - * - * SPDX-License-Identifier: GPL-2.0+ - */ -#include <common.h> - -/* - * This test attempts to verify on-chip memory (OCM). Result is written - * to the scratch register and if test succeed it won't be run till next - * power on. - */ - -#include <post.h> - -#include <asm/io.h> - -DECLARE_GLOBAL_DATA_PTR; - -#define OCM_TEST_PATTERN1 0x55555555 -#define OCM_TEST_PATTERN2 0xAAAAAAAA - -#if CONFIG_POST & CONFIG_SYS_POST_OCM - -static uint ocm_status_read(void) -{ - return in_be32((void *)CONFIG_SYS_OCM_STATUS_ADDR) & - CONFIG_SYS_OCM_STATUS_MASK; -} - -static void ocm_status_write(uint value) -{ - out_be32((void *)CONFIG_SYS_OCM_STATUS_ADDR, value | - (in_be32((void *)CONFIG_SYS_OCM_STATUS_ADDR) & - ~CONFIG_SYS_OCM_STATUS_MASK)); -} - -static inline int ocm_test_word(uint value, uint *address) -{ - uint read_value; - - *address = value; - sync(); - read_value = *address; - - return (read_value != value); -} - -int ocm_post_test(int flags) -{ - uint old_value; - int ret = 0; - uint *address = (uint*)CONFIG_SYS_OCM_BASE; - - if (ocm_status_read() == CONFIG_SYS_OCM_STATUS_OK) - return 0; - for (; address < (uint*)(CONFIG_SYS_OCM_BASE + CONFIG_SYS_OCM_SIZE); address++) { - old_value = *address; - if (ocm_test_word(OCM_TEST_PATTERN1, address) || - ocm_test_word(OCM_TEST_PATTERN2, address)) { - ret = 1; - *address = old_value; - printf("OCM POST failed at %p!\n", address); - break; - } - *address = old_value; - } - ocm_status_write(ret ? CONFIG_SYS_OCM_STATUS_FAIL : CONFIG_SYS_OCM_STATUS_OK); - return ret; -} -#endif /* CONFIG_POST & CONFIG_SYS_POST_OCM */ |