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Diffstat (limited to 'c/src/lib/libbsp/sparc/shared/1553')
-rw-r--r--c/src/lib/libbsp/sparc/shared/1553/b1553brm.c51
1 files changed, 25 insertions, 26 deletions
diff --git a/c/src/lib/libbsp/sparc/shared/1553/b1553brm.c b/c/src/lib/libbsp/sparc/shared/1553/b1553brm.c
index f60cfa5771..6093f0b806 100644
--- a/c/src/lib/libbsp/sparc/shared/1553/b1553brm.c
+++ b/c/src/lib/libbsp/sparc/shared/1553/b1553brm.c
@@ -39,6 +39,8 @@
#ifndef B1553BRM_REG_INT
#define B1553BRM_REG_INT(handler,irqno,arg) set_vector(handler,(irqno)+0x10,1)
+ #undef B1553BRM_DEFINE_INTHANDLER
+ #define B1553BRM_DEFINE_INTHANDLER
#endif
/* default to 128K memory layout */
@@ -126,6 +128,11 @@ struct circ_buf_1 {
};
#endif
+struct irq_log_list {
+ volatile unsigned short iiw;
+ volatile unsigned short iaw;
+};
+
typedef struct {
unsigned int memarea_base;
@@ -167,10 +174,7 @@ typedef struct {
unsigned short unused[(8*1024-(128*8+128*32))-16*2];
#endif
/* interrupt log at 64 bytes from end */
- struct {
- unsigned short iiw;
- unsigned short iaw;
- } irq_logs[16];
+ struct irq_log_list irq_logs[16];
} *bcmem;
#if defined(DMA_MEM_128K)
@@ -203,10 +207,7 @@ typedef struct {
unsigned short unused[(64*1024-(4*32*4+4*32*9*34))-16*2];
/* interrupt log at 64 bytes from end */
- struct {
- unsigned short iiw;
- unsigned short iaw;
- } irq_logs[16];
+ struct irq_log_list irq_logs[16];
} *rtmem;
#elif defined(DMA_MEM_16K)
/* Memory structure of a RT being inited, just used
@@ -239,20 +240,14 @@ typedef struct {
unsigned short unused[8*1024 -(4*32*4 +3*32*2*34 +1*32*1*34) -16*2];
/* interrupt log at 64 bytes from end */
- struct {
- unsigned short iiw;
- unsigned short iaw;
- } irq_logs[16];
+ struct irq_log_list irq_logs[16];
} *rtmem;
#else
#error You must define one DMA_MEM_???K
#endif
/* Interrupt log list */
- struct irq_log_list {
- volatile unsigned short iiw;
- volatile unsigned short iaw;
- } *irq_log;
+ struct irq_log_list *irq_log;
unsigned int irq;
/* Received events waiting to be read */
@@ -291,7 +286,9 @@ static unsigned int allbrm_cfg_clkdiv;
static unsigned int allbrm_cfg_freq;
static void brm_interrupt(brm_priv *brm);
+#ifdef B1553BRM_DEFINE_INTHANDLER
static void b1553brm_interrupt_handler(rtems_vector_number v);
+#endif
#define OFS(ofs) (((unsigned int)&ofs & 0x1ffff)>>1)
@@ -361,7 +358,7 @@ int B1553BRM_PREFIX(_register)(amba_confarea_type *bus, unsigned int clksel, uns
#ifdef B1553BRM_LOCAL_MEM
allbrm_memarea = B1553BRM_LOCAL_MEM_ADR;
#else
- allbrm_memarea = NULL;
+ allbrm_memarea = 0;
#endif
/* Save clksel, clkdiv and brm_freq for later use */
@@ -419,7 +416,7 @@ static rtems_device_driver rt_init(brm_priv *brm) {
return RTEMS_NO_MEMORY;
}
- brm->irq_log = &brm->rtmem->irq_logs[0];
+ brm->irq_log = (struct irq_log_list *)&brm->rtmem->irq_logs[0];
brm->regs->ctrl = 0x1912; /* enable both buses, circular 1 bufmode, broadcast, interrupt log */
brm->regs->oper = 0x0900; /* configure as RT, with addr 1 */
@@ -496,7 +493,7 @@ static rtems_device_driver bc_init(brm_priv *brm){
brm->bcmem = (void *)brm->mem;
brm->rtmem = NULL;
- brm->irq_log = &brm->bcmem->irq_logs[0];
+ brm->irq_log = (struct irq_log_list *)&brm->bcmem->irq_logs[0];
brm->head = brm->tail = 0;
brm->rx_blocking = brm->tx_blocking = 1;
@@ -543,7 +540,7 @@ static rtems_device_driver bm_init(brm_priv *brm) {
}
/* end of 16K, fits all current modes (128K, 16K) */
- brm->irq_log = &brm->mem[8*1024-16*2];
+ brm->irq_log = (struct irq_log_list *)&brm->mem[8*1024-16*2];
brm->regs->ctrl = 0x0006; /* ping pong enable and enable interrupt log */
brm->regs->oper = 0x0A00; /* configure as BM */
@@ -589,7 +586,7 @@ static rtems_device_driver brm_initialize(rtems_device_major_number major, rtems
}
/* allocate & zero memory for the brm devices */
- brms = malloc(sizeof(*brms)*dev_cnt);
+ brms = (brm_priv *)malloc(sizeof(*brms)*dev_cnt);
if ( !brms ){
printk("BRM: Failed to allocate SW memory\n\r");
return -1;
@@ -601,10 +598,10 @@ static rtems_device_driver brm_initialize(rtems_device_major_number major, rtems
*/
#define BRM_DESCS_PER_CTRL 128
if ( allbrm_memarea ){
- mem = allbrm_memarea;
+ mem = (char *)allbrm_memarea;
}else{
/* sizeof(struct desc_table) * BRM_DESCS_PER_CTRL * dev_cnt */
- mem = malloc( (128*1024) * (dev_cnt+1)); /* 128k per core + 128k for alignment */
+ mem = (char *)malloc( (128*1024) * (dev_cnt+1)); /* 128k per core + 128k for alignment */
if ( !mem ){
free(brms);
printk("BRM: Failed to allocate HW memory\n\r");
@@ -680,7 +677,7 @@ static rtems_device_driver brm_initialize(rtems_device_major_number major, rtems
brm->memarea_base = (unsigned int)&mem[(128*1024) * minor];
brm->desc = (struct desc_table *) brm->memarea_base;
brm->mem = (volatile unsigned short *) brm->memarea_base;
- brm->irq_log = (void *)(brm->memarea_base + (0xFFE0<<1)); /* last 64byte */
+ brm->irq_log = (struct irq_log_list *)(brm->memarea_base + (0xFFE0<<1)); /* last 64byte */
brm->bm_event = NULL;
brm->rt_event = NULL;
@@ -1126,6 +1123,7 @@ static rtems_device_driver brm_control(rtems_device_major_number major, rtems_de
return RTEMS_SUCCESSFUL;
}
+#ifdef B1553BRM_DEFINE_INTHANDLER
static void b1553brm_interrupt_handler(rtems_vector_number v){
int i;
/* find minor */
@@ -1136,14 +1134,15 @@ static void b1553brm_interrupt_handler(rtems_vector_number v){
}
}
}
+#endif
static void brm_interrupt(brm_priv *brm) {
unsigned short descriptor, current, pending, miw, wc, tmp;
unsigned short msgadr, iaw, iiw;
int len;
int signal_event=0;
- unsigned int event_status;
- #define SET_ERROR_DESCRIPTOR(descriptor) (event_status = (event_status & 0x0000ffff) | descriptor<<16);
+ unsigned int event_status=0;
+ #define SET_ERROR_DESCRIPTOR(descriptor) (event_status = (event_status & 0x0000ffff) | descriptor<<16)
while( (iiw=READ_REG(&brm->irq_log[brm->irq].iiw)) != 0xffff ){
iaw=READ_REG(&brm->irq_log[brm->irq].iaw);
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-24 07:00:36 +0000