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software/liblitedram: add SDRAM_TEST_SIZE (2MiB as previously defined in memtest).

This commit is contained in:
Florent Kermarrec 2020-09-30 18:02:07 +02:00
parent fdf7981f40
commit f7e49cc23a
1 changed files with 4 additions and 1 deletions
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5
litex/soc/software/liblitedram/sdram.c
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@ -40,6 +40,8 @@ __attribute__((unused)) static void cdelay(int i)
/* Constants */
/*-----------------------------------------------------------------------*/
#define SDRAM_TEST_SIZE (2*1024*1024)
#define DFII_PIX_DATA_BYTES DFII_PIX_DATA_SIZE*CONFIG_CSR_DATA_WIDTH/8
int sdram_get_databits(void) {
@ -928,13 +930,14 @@ int sdram_init(void)
sdram_leveling();
#endif
sdram_software_control_off();
if(!memtest((unsigned int *) MAIN_RAM_BASE, MAIN_RAM_SIZE)) {
if(!memtest((unsigned int *) MAIN_RAM_BASE, SDRAM_TEST_SIZE)) {
#ifdef CSR_DDRCTRL_BASE
ddrctrl_init_done_write(1);
ddrctrl_init_error_write(1);
#endif
return 0;
}
memspeed((unsigned int *) MAIN_RAM_BASE, SDRAM_TEST_SIZE, false);
#ifdef CSR_DDRCTRL_BASE
ddrctrl_init_done_write(1);
#endif