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hwstub: fix stmp3600

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The microseconds register has a different address

Change-Id: I29d2e7feea9eb34b0d539ee217babd092542b612
This commit is contained in:
Amaury Pouly 2013-10-26 17:34:58 +02:00
parent 1085d15a3e
commit 27111d83be
1 changed files with 7 additions and 3 deletions
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10
utils/hwstub/stub/stmp/target.c
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@ -144,7 +144,10 @@ void clkctrl_reset(void)
#define HW_DIGCTL_CTRL (*(volatile uint32_t *)(HW_DIGCTL_BASE + 0))
#define HW_DIGCTL_CTRL__USB_CLKGATE (1 << 2)
/* STMP3700+ */
#define HW_DIGCTL_MICROSECONDS (*(volatile uint32_t *)(HW_DIGCTL_BASE + 0xC0))
/* STMP3600 */
#define HW_DIGCTL_MICROSECONDS2 (*(volatile uint32_t *)(HW_DIGCTL_BASE + 0xB0))
#define HW_DIGCTL_CHIPID (*(volatile uint32_t *)(HW_DIGCTL_BASE + 0x310))
#define HW_DIGCTL_CHIPID__PRODUCT_CODE_BP 16
@ -276,12 +279,13 @@ void target_exit(void)
void target_udelay(int us)
{
uint32_t cur = HW_DIGCTL_MICROSECONDS;
volatile uint32_t *reg = g_stmp_family == STMP3600 ? &HW_DIGCTL_MICROSECONDS2 : &HW_DIGCTL_MICROSECONDS;
uint32_t cur = *reg;
uint32_t end = cur + us;
if(cur < end)
while(HW_DIGCTL_MICROSECONDS < end) {}
while(*reg < end) {}
else
while(HW_DIGCTL_MICROSECONDS >= cur) {}
while(*reg >= cur) {}
}
void target_mdelay(int ms)