diff options
Diffstat (limited to 'chip/g/loader/setup.c')
| -rw-r--r-- | chip/g/loader/setup.c | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/chip/g/loader/setup.c b/chip/g/loader/setup.c deleted file mode 100644 index 4d016aa5f6..0000000000 --- a/chip/g/loader/setup.c +++ /dev/null @@ -1,54 +0,0 @@ -/* Copyright 2015 The Chromium OS Authors. All rights reserved. - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - */ - -#include "debug_printf.h" -#include "link_defs.h" -#include "registers.h" -#include "setup.h" - -/* Is there a system wide function for this? */ -void halt(void) -{ - while (1) - ; -} - -void checkBuildVersion(void) -{ - uint32_t last_sync = GREG32(SWDP, P4_LAST_SYNC); - - if (last_sync == GC_SWDP_P4_LAST_SYNC_DEFAULT) - return; - - debug_printf("compiled for %u, not willing to run on %u\n", - GC_SWDP_P4_LAST_SYNC_DEFAULT, last_sync); - halt(); -} - -void unlockFlashForRW(void) -{ - uint32_t text_end = ((uint32_t)(&__data_lma_start) + - (uint32_t)(&__data_end) - - (uint32_t)(&__data_start) + - CONFIG_FLASH_BANK_SIZE) - & ~(CONFIG_FLASH_BANK_SIZE - 1); - - GREG32(GLOBALSEC, FLASH_REGION1_BASE_ADDR) = text_end; - GREG32(GLOBALSEC, FLASH_REGION1_SIZE) = - CONFIG_FLASH_SIZE - text_end - 1; - GWRITE_FIELD(GLOBALSEC, FLASH_REGION1_CTRL, EN, 1); - GWRITE_FIELD(GLOBALSEC, FLASH_REGION1_CTRL, RD_EN, 1); - GWRITE_FIELD(GLOBALSEC, FLASH_REGION1_CTRL, WR_EN, 0); -} - -void disarmRAMGuards(void) -{ - GWRITE_FIELD(GLOBALSEC, CPU0_D_REGION0_CTRL, EN, 1); - GWRITE_FIELD(GLOBALSEC, CPU0_D_REGION0_CTRL, RD_EN, 1); - GWRITE_FIELD(GLOBALSEC, CPU0_D_REGION0_CTRL, WR_EN, 1); - GWRITE_FIELD(GLOBALSEC, CPU0_D_REGION1_CTRL, EN, 1); - GWRITE_FIELD(GLOBALSEC, CPU0_D_REGION1_CTRL, RD_EN, 1); - GWRITE_FIELD(GLOBALSEC, CPU0_D_REGION1_CTRL, WR_EN, 1); -} |