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msp432p4: Normalised the code organisation a bit

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dragonmux
2025-10-02 18:28:26 +01:00
parent de1d930b45
commit 30e5eeea38
1 changed files with 21 additions and 21 deletions
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42
src/target/msp432p4.c
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@@ -2,7 +2,7 @@
* This file is part of the Black Magic Debug project.
*
* Copyright (C) 2017 newbrain <federico.zuccardimerli@gmail.com>
* Copyright (C) 2022-2023 1BitSquared <info@1bitsquared.com>
* Copyright (C) 2022-2025 1BitSquared <info@1bitsquared.com>
* Modified by Rachel Mant <git@dragonmux.network>
*
* This program is free software: you can redistribute it and/or modify
@@ -108,26 +108,6 @@ typedef struct msp432_flash {
target_addr_t flash_program_fn; /* Flash programming routine in ROM */
} msp432_flash_s;
static bool msp432_sector_erase(const target_flash_s *target_flash, target_addr_t addr);
static bool msp432_flash_erase(target_flash_s *flash, target_addr_t addr, size_t len);
static bool msp432_flash_write(target_flash_s *flash, target_addr_t dest, const void *src, size_t len);
/* Call a function in the MSP432 ROM (or anywhere else...)*/
static void msp432_call_rom(target_s *target, uint32_t address, uint32_t *regs);
/* Protect or unprotect the sector containing address */
static inline uint32_t msp432_sector_unprotect(const msp432_flash_s *const flash, target_addr_t addr)
{
/* Read the old protection register */
uint32_t old_mask = target_mem32_read32(flash->f.t, flash->flash_protect_register);
/* Find the bit representing the sector and set it to 0 */
uint32_t sec_mask = ~(1U << ((addr - flash->f.start) / SECTOR_SIZE));
/* Clear the potection bit */
sec_mask &= old_mask;
target_mem32_write32(flash->f.t, flash->flash_protect_register, sec_mask);
return old_mask;
}
/* Optional commands handlers */
/* Erase all of main flash */
static bool msp432_cmd_erase_main(target_s *target, int argc, const char **argv);
@@ -141,6 +121,13 @@ const command_s msp432_cmd_list[] = {
{NULL, NULL, NULL},
};
static bool msp432_sector_erase(const target_flash_s *target_flash, target_addr_t addr);
static bool msp432_flash_erase(target_flash_s *flash, target_addr_t addr, size_t len);
static bool msp432_flash_write(target_flash_s *flash, target_addr_t dest, const void *src, size_t len);
/* Call a function in the MSP432 ROM (or anywhere else...)*/
static void msp432_call_rom(target_s *target, uint32_t address, uint32_t *regs);
static void msp432_add_flash(target_s *target, uint32_t addr, size_t length, target_addr_t prot_reg)
{
msp432_flash_s *flash = calloc(1, sizeof(*flash));
@@ -222,6 +209,19 @@ bool msp432p4_probe(target_s *target)
return true;
}
/* Protect or unprotect the sector containing address */
static inline uint32_t msp432_sector_unprotect(const msp432_flash_s *const flash, const target_addr_t addr)
{
/* Read the old protection register */
uint32_t old_mask = target_mem32_read32(flash->f.t, flash->flash_protect_register);
/* Find the bit representing the sector and set it to 0 */
uint32_t sec_mask = ~(1U << ((addr - flash->f.start) / SECTOR_SIZE));
/* Clear the potection bit */
sec_mask &= old_mask;
target_mem32_write32(flash->f.t, flash->flash_protect_register, sec_mask);
return old_mask;
}
/* Flash operations */
/* Erase a single sector at addr calling the ROM routine*/
static bool msp432_sector_erase(const target_flash_s *const target_flash, const target_addr_t addr)