/*
- * File: arch/blackfin/mm/blackfin_sram.c
+ * File: arch/blackfin/mm/sram-alloc.c
* Based on:
* Author:
*
* Created:
- * Description: SRAM driver for Blackfin ADSP-BF5xx
+ * Description: SRAM allocator for Blackfin L1 and L2 memory
*
* Modified:
- * Copyright 2004-2007 Analog Devices Inc.
+ * Copyright 2004-2008 Analog Devices Inc.
*
* Bugs: Enter bugs at http://blackfin.uclinux.org/
*
free_l1_ssram_head.next =
kmem_cache_alloc(sram_piece_cache, GFP_KERNEL);
if (!free_l1_ssram_head.next) {
- printk(KERN_INFO"Fail to initialize Scratchpad data SRAM.\n");
+ printk(KERN_INFO "Failed to initialize Scratchpad data SRAM\n");
return;
}
free_l1_data_A_sram_head.next =
kmem_cache_alloc(sram_piece_cache, GFP_KERNEL);
if (!free_l1_data_A_sram_head.next) {
- printk(KERN_INFO"Fail to initialize L1 Data A SRAM.\n");
+ printk(KERN_INFO "Failed to initialize L1 Data A SRAM\n");
return;
}
free_l1_data_B_sram_head.next =
kmem_cache_alloc(sram_piece_cache, GFP_KERNEL);
if (!free_l1_data_B_sram_head.next) {
- printk(KERN_INFO"Fail to initialize L1 Data B SRAM.\n");
+ printk(KERN_INFO "Failed to initialize L1 Data B SRAM\n");
return;
}
free_l1_inst_sram_head.next =
kmem_cache_alloc(sram_piece_cache, GFP_KERNEL);
if (!free_l1_inst_sram_head.next) {
- printk(KERN_INFO"Fail to initialize L1 Instruction SRAM.\n");
+ printk(KERN_INFO "Failed to initialize L1 Instruction SRAM\n");
return;
}
free_l2_sram_head.next =
kmem_cache_alloc(sram_piece_cache, GFP_KERNEL);
if (!free_l2_sram_head.next) {
- printk(KERN_INFO"Fail to initialize L2 SRAM.\n");
+ printk(KERN_INFO "Failed to initialize L2 SRAM\n");
return;
}
int sram_free(const void *addr)
{
- if (0) {}
+
#if L1_CODE_LENGTH != 0
- else if (addr >= (void *)L1_CODE_START
+ if (addr >= (void *)L1_CODE_START
&& addr < (void *)(L1_CODE_START + L1_CODE_LENGTH))
return l1_inst_sram_free(addr);
+ else
#endif
#if L1_DATA_A_LENGTH != 0
- else if (addr >= (void *)L1_DATA_A_START
+ if (addr >= (void *)L1_DATA_A_START
&& addr < (void *)(L1_DATA_A_START + L1_DATA_A_LENGTH))
return l1_data_A_sram_free(addr);
+ else
#endif
#if L1_DATA_B_LENGTH != 0
- else if (addr >= (void *)L1_DATA_B_START
+ if (addr >= (void *)L1_DATA_B_START
&& addr < (void *)(L1_DATA_B_START + L1_DATA_B_LENGTH))
return l1_data_B_sram_free(addr);
+ else
#endif
#if L2_LENGTH != 0
- else if (addr >= (void *)L2_START
+ if (addr >= (void *)L2_START
&& addr < (void *)(L2_START + L2_LENGTH))
return l2_sram_free(addr);
-#endif
else
+#endif
return -1;
}
EXPORT_SYMBOL(sram_free);