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authorJoel Sherrill <joel.sherrill@OARcorp.com>2007-09-06 15:22:42 +0000
committerJoel Sherrill <joel.sherrill@OARcorp.com>2007-09-06 15:22:42 +0000
commit30a8915ffd4559fa9fff53b6a69e4b8950fa7474 (patch)
tree8c38effed9c00059379a208a59459a0451e6a1ce /c
parent2007-09-06 Daniel Hellstrom <daniel@gaisler.com> (diff)
downloadrtems-30a8915ffd4559fa9fff53b6a69e4b8950fa7474.tar.bz2
2007-09-06 Daniel Hellstrom <daniel@gaisler.com>
* amba/amba.c: Add missing part of previous patch. * clock/ckinit.c: Update previous patch.
Diffstat (limited to 'c')
-rw-r--r--c/src/lib/libbsp/sparc/leon3/ChangeLog5
-rw-r--r--c/src/lib/libbsp/sparc/leon3/amba/amba.c46
-rw-r--r--c/src/lib/libbsp/sparc/leon3/clock/ckinit.c8
3 files changed, 23 insertions, 36 deletions
diff --git a/c/src/lib/libbsp/sparc/leon3/ChangeLog b/c/src/lib/libbsp/sparc/leon3/ChangeLog
index e38d52c2a5..197e0c03c5 100644
--- a/c/src/lib/libbsp/sparc/leon3/ChangeLog
+++ b/c/src/lib/libbsp/sparc/leon3/ChangeLog
@@ -1,5 +1,10 @@
2007-09-06 Daniel Hellstrom <daniel@gaisler.com>
+ * amba/amba.c: Add missing part of previous patch.
+ * clock/ckinit.c: Update previous patch.
+
+2007-09-06 Daniel Hellstrom <daniel@gaisler.com>
+
* pci/pci.c: New file missed on previous commit.
2007-09-06 Daniel Hellstrom <daniel@gaisler.com>
diff --git a/c/src/lib/libbsp/sparc/leon3/amba/amba.c b/c/src/lib/libbsp/sparc/leon3/amba/amba.c
index c0477ccc9b..1fcc226820 100644
--- a/c/src/lib/libbsp/sparc/leon3/amba/amba.c
+++ b/c/src/lib/libbsp/sparc/leon3/amba/amba.c
@@ -22,7 +22,6 @@ amba_confarea_type amba_conf;
volatile LEON3_IrqCtrl_Regs_Map *LEON3_IrqCtrl_Regs;
int LEON3_Cpu_Index = 0;
-static int apb_init = 0;
/*
* bsp_leon3_predriver_hook
@@ -41,51 +40,34 @@ asm(" .text \n"
"retl \n"
"mov %asr17, %o0\n"
);
-
-
+
+
extern rtems_configuration_table Configuration;
void bsp_leon3_predriver_hook(void)
{
- unsigned int iobar, conf;
int i;
unsigned int tmp;
+ amba_apb_device dev;
/* Scan the AMBA Plug&Play info at the default LEON3 area */
amba_scan(&amba_conf,LEON3_IO_AREA,NULL);
/* Find LEON3 Interrupt controler */
- i = 0;
- while (i < amba_conf.apbslv.devnr)
- {
- conf = amba_get_confword(amba_conf.apbslv, i, 0);
- if ((amba_vendor(conf) == VENDOR_GAISLER) && (amba_device(conf) == GAISLER_IRQMP))
- {
- iobar = amba_apb_get_membar(amba_conf.apbslv, i);
- LEON3_IrqCtrl_Regs = (volatile LEON3_IrqCtrl_Regs_Map *) amba_iobar_start(amba_conf.apbslv.apbmst[i], iobar);
- /* asm("mov %%asr17, %0": : "r" (tmp)); */
- if (Configuration.User_multiprocessing_table != NULL)
- {
- tmp = getasr17();
- LEON3_Cpu_Index = (tmp >> 28) & 3;
- }
- break;
+ i = amba_find_apbslv(&amba_conf,VENDOR_GAISLER,GAISLER_IRQMP,&dev);
+ if ( i > 0 ){
+ /* Found APB IRQ_MP Interrupt Controller */
+ LEON3_IrqCtrl_Regs = (volatile LEON3_IrqCtrl_Regs_Map *) dev.start;
+ if (Configuration.User_multiprocessing_table != NULL) {
+ tmp = getasr17();
+ LEON3_Cpu_Index = (tmp >> 28) & 3;
}
- i++;
}
+
/* find GP Timer */
- i = 0;
- while (i < amba_conf.apbslv.devnr)
- {
- conf = amba_get_confword(amba_conf.apbslv, i, 0);
- if ((amba_vendor(conf) == VENDOR_GAISLER) &&
- (amba_device(conf) == GAISLER_GPTIMER)) {
- iobar = amba_apb_get_membar(amba_conf.apbslv, i);
- LEON3_Timer_Regs = (volatile LEON3_Timer_Regs_Map *)
- amba_iobar_start(amba_conf.apbslv.apbmst[i], iobar);
- break;
- }
- i++;
+ i = amba_find_apbslv(&amba_conf,VENDOR_GAISLER,GAISLER_GPTIMER,&dev);
+ if ( i > 0 ){
+ LEON3_Timer_Regs = (volatile LEON3_Timer_Regs_Map *) dev.start;
}
}
diff --git a/c/src/lib/libbsp/sparc/leon3/clock/ckinit.c b/c/src/lib/libbsp/sparc/leon3/clock/ckinit.c
index 9054200436..d9f2acb6fe 100644
--- a/c/src/lib/libbsp/sparc/leon3/clock/ckinit.c
+++ b/c/src/lib/libbsp/sparc/leon3/clock/ckinit.c
@@ -48,11 +48,11 @@ static int clkirq;
int cnt; \
amba_apb_device dev; \
\
- /* Find LEON3 Interrupt controler */ \
- cnt = amba_find_apbslv(&amba_conf,VENDOR_GAISLER,GAISLER_IRQMP,&dev); \
+ /* Find LEON3 GP Timer */ \
+ cnt = amba_find_apbslv(&amba_conf,VENDOR_GAISLER,GAISLER_GPTIMER,&dev); \
if ( cnt > 0 ){ \
- /* Found APB IRQ_MP Interrupt Controller */ \
- LEON3_IrqCtrl_Regs = (volatile LEON3_IrqCtrl_Regs_Map *) dev.start; \
+ /* Found APB GPTIMER Timer */ \
+ LEON3_Timer_Regs = (volatile LEON3_Timer_Regs_Map *) dev.start; \
clkirq = (LEON3_Timer_Regs->status & 0xfc) >> 3; \
\
if (Configuration.User_multiprocessing_table != NULL) { \