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msp430: Adapt to flashpage/flashpage_pagewise API

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This commit is contained in:
Koen Zandberg 2020-11-09 16:44:29 +01:00
parent e176649266
commit 61052dbed7
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GPG Key ID: 0895A893E6D2985B
4 changed files with 19 additions and 24 deletions
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2
cpu/msp430_common/Kconfig
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@ -11,7 +11,7 @@ config CPU_ARCH_MSP430
select HAS_ARCH_16BIT
select HAS_ARCH_MSP430
select HAS_PERIPH_FLASHPAGE
select HAS_PERIPH_FLASHPAGE_RAW
select HAS_PERIPH_FLASHPAGE_PAGEWISE
select HAS_PERIPH_PM
config CPU_CORE_MSP430

2
cpu/msp430_common/Makefile.features
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@ -4,5 +4,5 @@ CPU_CORE = msp430
FEATURES_PROVIDED += arch_16bit
FEATURES_PROVIDED += arch_msp430
FEATURES_PROVIDED += periph_flashpage
FEATURES_PROVIDED += periph_flashpage_raw
FEATURES_PROVIDED += periph_flashpage_pagewise
FEATURES_PROVIDED += periph_pm

4
cpu/msp430_common/include/cpu_conf.h
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@ -50,9 +50,9 @@ extern "C" {
/* The minimum block size which can be written is 1B. However, the erase
* block is always FLASHPAGE_SIZE.
*/
#define FLASHPAGE_RAW_BLOCKSIZE (1U)
#define FLASHPAGE_WRITE_BLOCK_SIZE (1U)
/* Writing should be always 2 byte aligned */
#define FLASHPAGE_RAW_ALIGNMENT (2U)
#define FLASHPAGE_WRITE_BLOCK_ALIGNMENT (2U)
/** @} */
/**

35
cpu/msp430_common/periph/flashpage.c
View File

@ -55,15 +55,25 @@ static inline void _erase(uint16_t *page_addr)
_lock(state);
}
void flashpage_write_raw(void *target_addr, const void *data, size_t len)
void flashpage_erase(unsigned page)
{
/* assert multiples of FLASHPAGE_RAW_BLOCKSIZE are written and no less of
assert((unsigned) page < FLASHPAGE_NUMOF);
uint16_t *page_addr = (uint16_t *)flashpage_addr(page);
/* erase page */
_erase(page_addr);
}
void flashpage_write(void *target_addr, const void *data, size_t len)
{
/* assert multiples of FLASHPAGE_WRITE_BLOCK_SIZE are written and no less of
that length. */
assert(!(len % FLASHPAGE_RAW_BLOCKSIZE));
assert(!(len % FLASHPAGE_WRITE_BLOCK_SIZE));
/* ensure writes are aligned */
assert(!(((unsigned)target_addr % FLASHPAGE_RAW_ALIGNMENT) ||
((unsigned)data % FLASHPAGE_RAW_ALIGNMENT)));
assert(!(((unsigned)target_addr % FLASHPAGE_WRITE_BLOCK_ALIGNMENT) ||
((unsigned)data % FLASHPAGE_WRITE_BLOCK_ALIGNMENT)));
/* ensure the length doesn't exceed the actual flash size */
assert(((unsigned)target_addr + len) <
@ -87,18 +97,3 @@ void flashpage_write_raw(void *target_addr, const void *data, size_t len)
/* lock flash and re-enable interrupts */
_lock(state);
}
void flashpage_write(int page, const void *data)
{
assert((unsigned) page < FLASHPAGE_NUMOF);
uint16_t *page_addr = (uint16_t *)flashpage_addr(page);
/* erase page */
_erase(page_addr);
/* write page */
if (data != NULL) {
flashpage_write_raw(page_addr, data, FLASHPAGE_SIZE);
}
}