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Merge branch 'master' of git@github.com:optixx/quickdev16

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This commit is contained in:
David Voswinkel 2009-08-08 15:06:35 +02:00
commit df167b285e
2 changed files with 22 additions and 0 deletions
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17
avr/usbload/sram.c
View File

@ -31,6 +31,10 @@
#include "debug.h"
#include "info.h"
uint32_t addr_current = 0;
uint32_t addr_stash = 0;
void system_init(void)
{
/*-------------------------------------------------*/
@ -113,11 +117,23 @@ void sreg_set(uint32_t addr)
}
inline void sram_bulk_addr_save()
{
addr_stash = addr_current;
}
inline void sram_bulk_addr_restore()
{
sram_bulk_read_start(addr_stash);
}
void sram_bulk_read_start(uint32_t addr)
{
debug(DEBUG_SRAM,"sram_bulk_read_start: addr=0x%08lx\n\r", addr);
addr_current = addr;
avr_data_in();
AVR_CS_PORT &= ~(1 << AVR_CS_PIN);
@ -138,6 +154,7 @@ void sram_bulk_read_start(uint32_t addr)
inline void sram_bulk_read_next(void)
{
addr_current++;
AVR_RD_PORT |= (1 << AVR_RD_PIN);
counter_up();
AVR_RD_PORT &= ~(1 << AVR_RD_PIN);

5
avr/usbload/sram.h
View File

@ -201,4 +201,9 @@ void sram_bulk_copy(uint32_t addr, uint8_t * src, uint32_t len);
void sram_bulk_read_buffer(uint32_t addr, uint8_t * dst, uint32_t len);
void sram_bulk_set(uint32_t addr, uint32_t len,uint8_t value);
inline void sram_bulk_addr_save();
inline void sram_bulk_addr_restore();
#endif