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authorSuren A. Chilingaryan <csa@dside.dyndns.org>2012-11-14 00:50:45 +0100
committerSuren A. Chilingaryan <csa@dside.dyndns.org>2012-11-14 00:50:45 +0100
commitdb56e69bb654a8447b9c6844bb53791cef7d07ba (patch)
treebbcd9db82d2210fa82745d66e5c13e9527a9a6b2
parentc84d0b6c8ffd72685d7a0e6cca1292afe4755d5a (diff)
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Assume user kmem use
-rw-r--r--cli.c109
1 files changed, 53 insertions, 56 deletions
diff --git a/cli.c b/cli.c
index 5646cac..cb1d333 100644
--- a/cli.c
+++ b/cli.c
@@ -1810,7 +1810,7 @@ int StartStopDMA(pcilib_t *handle, pcilib_model_description_t *model_info, pcil
typedef struct {
- unsigned long use;
+ pcilib_kmem_use_t use;
int referenced;
int hw_lock;
@@ -1824,7 +1824,23 @@ typedef struct {
#define MAX_USES 64
-size_t FindUse(size_t *n_uses, kmem_use_info_t *uses, unsigned long use) {
+pcilib_kmem_use_t ParseUse(const char *use) {
+ unsigned long utmp;
+
+ if (use) {
+ if ((!isxnumber(use))||(sscanf(use, "%lx", &utmp) != 1)) Error("Invalid use (%s) is specified", use);
+
+ if (strlen(use) < 5)
+ return PCILIB_KMEM_USE(PCILIB_KMEM_USE_USER,utmp);
+ else
+ return utmp;
+ }
+
+ Error("Kernel memory use is not specified");
+ return 0;
+}
+
+size_t FindUse(size_t *n_uses, kmem_use_info_t *uses, pcilib_kmem_use_t use) {
size_t i, n = *n_uses;
if (uses[n - 1].use == use) return n - 1;
@@ -1839,7 +1855,8 @@ size_t FindUse(size_t *n_uses, kmem_use_info_t *uses, unsigned long use) {
return (*n_uses)++;
}
-kmem_use_info_t *GetUse(size_t n_uses, kmem_use_info_t *uses, unsigned long use) {
+
+kmem_use_info_t *GetUse(size_t n_uses, kmem_use_info_t *uses, pcilib_kmem_use_t use) {
size_t i;
for (i = 0; i < n_uses; i++) {
if (uses[i].use == use) {
@@ -1916,7 +1933,7 @@ int ParseKMEM(pcilib_t *handle, const char *device, size_t *uses_number, kmem_us
int ListKMEM(pcilib_t *handle, const char *device) {
int err;
char stmp[256];
-
+
size_t i, useid, n_uses;
kmem_use_info_t uses[MAX_USES];
@@ -1936,11 +1953,11 @@ int ListKMEM(pcilib_t *handle, const char *device) {
i = 0;
} else i = useid + 1;
- printf("%08lx ", uses[i].use);
+ printf("%08x ", uses[i].use);
if (!i) printf("All Others ");
- else if ((uses[i].use >> 16) == PCILIB_KMEM_USE_DMA_RING) printf("DMA%lu %s Ring ", uses[i].use&0x7F, ((uses[i].use&0x80)?"S2C":"C2S"));
- else if ((uses[i].use >> 16) == PCILIB_KMEM_USE_DMA_PAGES) printf("DMA%lu %s Pages ", uses[i].use&0x7F, ((uses[i].use&0x80)?"S2C":"C2S"));
- else if ((uses[i].use >> 16) == PCILIB_KMEM_USE_USER) printf("User %04lx ", uses[i].use&0xFFFF);
+ else if ((uses[i].use >> 16) == PCILIB_KMEM_USE_DMA_RING) printf("DMA%u %s Ring ", uses[i].use&0x7F, ((uses[i].use&0x80)?"S2C":"C2S"));
+ else if ((uses[i].use >> 16) == PCILIB_KMEM_USE_DMA_PAGES) printf("DMA%u %s Pages ", uses[i].use&0x7F, ((uses[i].use&0x80)?"S2C":"C2S"));
+ else if ((uses[i].use >> 16) == PCILIB_KMEM_USE_USER) printf("User %04x ", uses[i].use&0xFFFF);
else printf (" ");
printf(" ");
printf("% 6lu", uses[i].count);
@@ -1965,12 +1982,11 @@ int ListKMEM(pcilib_t *handle, const char *device) {
return 0;
}
-int DetailKMEM(pcilib_t *handle, const char *device, pcilib_kmem_use_t use, size_t block) {
+int DetailKMEM(pcilib_t *handle, const char *device, const char *use, size_t block) {
int err;
- void *data;
- size_t size;
size_t i, n;
pcilib_kmem_handle_t *kbuf;
+ pcilib_kmem_use_t useid = ParseUse(use);
size_t n_uses;
kmem_use_info_t uses[MAX_USES];
@@ -1979,8 +1995,8 @@ int DetailKMEM(pcilib_t *handle, const char *device, pcilib_kmem_use_t use, size
if (block == (size_t)-1) {
err = ParseKMEM(handle, device, &n_uses, uses);
if (err) Error("Failed to parse kernel memory information provided through sysfs");
- use_info = GetUse(n_uses, uses, use);
- if (!use_info) Error("No kernel buffers is allocated for the specified use (%lx)", use);
+ use_info = GetUse(n_uses, uses, useid);
+ if (!use_info) Error("No kernel buffers is allocated for the specified use (%lx)", useid);
i = 0;
n = use_info->count;
@@ -1989,9 +2005,9 @@ int DetailKMEM(pcilib_t *handle, const char *device, pcilib_kmem_use_t use, size
n = block + 1;
}
- kbuf = pcilib_alloc_kernel_memory(handle, 0, n, 0, 0, use, PCILIB_KMEM_FLAG_REUSE|PCILIB_KMEM_FLAG_TRY);
+ kbuf = pcilib_alloc_kernel_memory(handle, 0, n, 0, 0, useid, PCILIB_KMEM_FLAG_REUSE|PCILIB_KMEM_FLAG_TRY);
if (!kbuf) {
- Error("Allocation of kernel buffer (use %lx, count %lu) is failed\n", use, n);
+ Error("Allocation of kernel buffer (use %lx, count %lu) is failed\n", useid, n);
return 0;
}
@@ -2011,15 +2027,15 @@ int DetailKMEM(pcilib_t *handle, const char *device, pcilib_kmem_use_t use, size
}
-int ReadKMEM(pcilib_t *handle, const char *device, pcilib_kmem_use_t use, size_t block, size_t max_size, FILE *o) {
+int ReadKMEM(pcilib_t *handle, const char *device, pcilib_kmem_use_t useid, size_t block, size_t max_size, FILE *o) {
int err;
void *data;
size_t size;
pcilib_kmem_handle_t *kbuf;
-
+
if (block == (size_t)-1) block = 0;
- kbuf = pcilib_alloc_kernel_memory(handle, 0, block + 1, 0, 0, use, PCILIB_KMEM_FLAG_REUSE|PCILIB_KMEM_FLAG_TRY);
+ kbuf = pcilib_alloc_kernel_memory(handle, 0, block + 1, 0, 0, useid, PCILIB_KMEM_FLAG_REUSE|PCILIB_KMEM_FLAG_TRY);
if (!kbuf) {
Error("The specified kernel buffer is not allocated\n");
return 0;
@@ -2050,17 +2066,13 @@ int ReadKMEM(pcilib_t *handle, const char *device, pcilib_kmem_use_t use, size_t
}
int AllocKMEM(pcilib_t *handle, const char *device, const char *use, const char *type, size_t size, size_t block_size, size_t alignment) {
- int err;
- unsigned long useid;
pcilib_kmem_type_t ktype = PCILIB_KMEM_TYPE_PAGE;
pcilib_kmem_flags_t flags = KMEM_FLAG_REUSE;
pcilib_kmem_handle_t *kbuf;
+ pcilib_kmem_use_t useid = ParseUse(use);
long page_size = sysconf(_SC_PAGESIZE);
-
- if ((!isxnumber(use))||(sscanf(use, "%lx", &useid) != 1)) Error("Invalid use (%s) is specified", use);
- if ((useid&PCILIB_KMEM_TYPE_MASK) == 0) useid = PCILIB_KMEM_USE(PCILIB_KMEM_USE_USER,useid);
-
+
if (type) {
if (!strcmp(type, "consistent")) ktype = PCILIB_KMEM_TYPE_CONSISTENT;
else if (!strcmp(type, "c2s")) ktype = PCILIB_KMEM_TYPE_DMA_C2S_PAGE;
@@ -2083,7 +2095,7 @@ int FreeKMEM(pcilib_t *handle, const char *device, const char *use, int force) {
int err;
int i;
- unsigned long useid;
+ pcilib_kmem_use_t useid;
pcilib_kmem_flags_t flags = PCILIB_KMEM_FLAG_HARDWARE|PCILIB_KMEM_FLAG_PERSISTENT|PCILIB_KMEM_FLAG_EXCLUSIVE;
if (force) flags |= PCILIB_KMEM_FLAG_FORCE; // this will ignore mmap locks as well.
@@ -2103,8 +2115,7 @@ int FreeKMEM(pcilib_t *handle, const char *device, const char *use, int force) {
return 0;
}
- if ((!isxnumber(use))||(sscanf(use, "%lx", &useid) != 1)) Error("Invalid use (%s) is specified", use);
-
+ useid = ParseUse(use);
err = pcilib_clean_kernel_memory(handle, useid, flags);
if (err) Error("Error cleaning kernel buffers for use (0x%lx)", useid);
@@ -2139,10 +2150,10 @@ int ListDMA(pcilib_t *handle, const char *device, pcilib_model_description_t *mo
while ((entry = readdir(dir)) != NULL) {
FILE *f;
unsigned long use = 0;
- unsigned long size = 0;
- unsigned long refs = 0;
+// unsigned long size = 0;
+// unsigned long refs = 0;
unsigned long mode = 0;
- unsigned long hwref = 0;
+// unsigned long hwref = 0;
if (strncmp(entry->d_name, "kbuf", 4)) continue;
if (!isnumber(entry->d_name+4)) continue;
@@ -2154,10 +2165,10 @@ int ListDMA(pcilib_t *handle, const char *device, pcilib_model_description_t *mo
while(!feof(f)) {
fgets(info, 256, f);
if (!strncmp(info, "use:", 4)) use = strtoul(info+4, NULL, 16);
- if (!strncmp(info, "size:", 5)) size = strtoul(info+5, NULL, 10);
- if (!strncmp(info, "refs:", 5)) refs = strtoul(info+5, NULL, 10);
+// if (!strncmp(info, "size:", 5)) size = strtoul(info+5, NULL, 10);
+// if (!strncmp(info, "refs:", 5)) refs = strtoul(info+5, NULL, 10);
if (!strncmp(info, "mode:", 5)) mode = strtoul(info+5, NULL, 16);
- if (!strncmp(info, "hw ref:", 7)) hwref = strtoul(info+7, NULL, 10);
+// if (!strncmp(info, "hw ref:", 7)) hwref = strtoul(info+7, NULL, 10);
}
fclose(f);
@@ -2338,7 +2349,6 @@ int WaitIRQ(pcilib_t *handle, pcilib_model_description_t *model_info, pcilib_irq
int main(int argc, char **argv) {
int i;
long itmp;
- unsigned long utmp;
size_t ztmp;
unsigned char c;
@@ -2375,11 +2385,11 @@ int main(int argc, char **argv) {
const char *data_type = NULL;
const char *dma_channel = NULL;
const char *use = NULL;
- pcilib_kmem_use_t use_id = 0;
size_t block = (size_t)-1;
pcilib_irq_type_t irq_type = PCILIB_IRQ_TYPE_ALL;
pcilib_irq_hw_source_t irq_source = PCILIB_IRQ_SOURCE_DEFAULT;
pcilib_dma_direction_t dma_direction = PCILIB_DMA_BIDIRECTIONAL;
+ pcilib_kmem_use_t useid = 0;
pcilib_dma_engine_addr_t dma = PCILIB_DMA_ENGINE_ADDR_INVALID;
long addr_shift = 0;
@@ -2399,8 +2409,8 @@ int main(int argc, char **argv) {
int size_set = 0;
int timeout_set = 0;
- int run_time_set = 0;
-
+// int run_time_set = 0;
+
while ((c = getopt_long(argc, argv, "hqilr::w::g::d:m:t:b:a:s:e:o:", long_options, NULL)) != (unsigned char)-1) {
extern int optind;
switch (c) {
@@ -2593,14 +2603,6 @@ int main(int argc, char **argv) {
*(char*)num_offset = 0;
}
-
- if (sscanf(use, "%lx", &utmp) != 1)
- Usage(argc, argv, "Invalid USE number is specified (%s)", optarg);
-
- if (!utmp)
- Usage(argc, argv, "Can't detail memory with the unspecific use (use number is 0)");
-
- use_id = utmp;
}
break;
case OPT_READ_KMEM:
@@ -2616,14 +2618,9 @@ int main(int argc, char **argv) {
*(char*)num_offset = 0;
}
- if (sscanf(optarg, "%lx", &utmp) != 1)
- Usage(argc, argv, "Invalid USE number is specified (%s)", optarg);
-
- if (!utmp)
- Usage(argc, argv, "Can't read buffer with the unspecific use (use number is 0)");
-
- use_id = utmp;
- break;
+ use = optarg;
+ useid = ParseUse(use);
+ break;
case OPT_ALLOC_KMEM:
if (mode != MODE_INVALID) Usage(argc, argv, "Multiple operations are not supported");
mode = MODE_ALLOC_KMEM;
@@ -2751,7 +2748,7 @@ int main(int argc, char **argv) {
else
run_time = 0;
}
- run_time_set = 1;
+// run_time_set = 1;
break;
case OPT_TRIGGER_TIME:
if ((!isnumber(optarg))||(sscanf(optarg, "%zu", &trigger_time) != 1))
@@ -3078,11 +3075,11 @@ int main(int argc, char **argv) {
WaitIRQ(handle, model_info, irq_source, timeout);
break;
case MODE_LIST_KMEM:
- if (use) DetailKMEM(handle, fpga_device, use_id, block);
+ if (use) DetailKMEM(handle, fpga_device, use, block);
else ListKMEM(handle, fpga_device);
break;
case MODE_READ_KMEM:
- ReadKMEM(handle, fpga_device, use_id, block, 0, ofile);
+ ReadKMEM(handle, fpga_device, useid, block, 0, ofile);
break;
case MODE_ALLOC_KMEM:
AllocKMEM(handle, fpga_device, use, type, size, block_size, alignment);