int
ppe_packet_init(ppe_packet_t* ppep, uint8_t* data, int size)
{
PPE_MEMSET(ppep, 0, sizeof(*ppep));
ppep->data = data;
ppep->size = size;
return 0;
}
static ucli_status_t
ppe_ucli_utm__rwall__(ucli_context_t* uc)
{
ppe_packet_t ppep;
ppe_header_t header;
ppe_field_t f;
int rv = UCLI_STATUS_OK;
UCLI_COMMAND_INFO(uc,
"rwall", 0,
"Read and write all packet fields in all headers.");
ppe_packet_init(&ppep, NULL, 0);
/**
* Allocate and assign a header pointer for every header type.
* All bits will be initialized to 1.
*/
for(header = 0; header < PPE_HEADER_COUNT; header++) {
uint8_t* hp = aim_zmalloc(1000);
PPE_MEMSET(hp, 0xFF, 1000);
ppe_header_set(&ppep, header, hp);
}
/**
* Check that every field reads back as all 1's, with the correct width
*/
for(f = 0; f < PPE_FIELD_COUNT; f++) {
const ppe_field_info_t* fi = ppe_field_info_get(f);
if(fi->size_bits == 0) {
continue;
}
if(fi->size_bits <= 32) {
uint32_t v;
ppe_field_get(&ppep, f, &v);
if(fi->size_bits == 32) {
if(v != 0xFFFFFFFF) {
rv = ucli_error(uc, "first read: field %{ppe_field} is 0x%x, should be 0x%x",
f, v, -1);
}
}
else {
if(v != ( (1U << fi->size_bits) - 1)) {
rv = ucli_error(uc, "first read: field %{ppe_field} is 0x%x, should be 0x%x (%d bits)",
f, v, (1<<fi->size_bits) - 1, fi->size_bits);
}
}
/** clear field and re-read */
ppe_field_set(&ppep, f, 0);
ppe_field_get(&ppep, f, &v);
if(v != 0) {
rv = ucli_error(uc, "second read: field %{ppe_field} is 0x%x when it should be 0.",
f, v);
}
}
else {
uint8_t vb[64];
int bytes = ppe_wide_field_get(&ppep, f, vb);
int i;
for(i = 0; i < bytes; i++) {
if(vb[i] != 0xFF) {
rv = ucli_error(uc, "first read: field %{ppe_field}[%d] is 0x%.2x, should be 0x%.2x",
f, i, vb[i], 0xFF);
}
}
PPE_MEMSET(vb, 0, sizeof(vb));
/** clear field and re-read */
ppe_wide_field_set(&ppep, f, vb);
PPE_MEMSET(vb, 0xFF, sizeof(vb));
ppe_wide_field_get(&ppep, f, vb);
for(i = 0; i < bytes; i++) {
if(vb[i] != 0) {
rv = ucli_error(uc, "second read: field %{ppe_field}[%d] is 0x%.2x, should be 0.",
f, i, vb[i]);
}
}
}
/** continue reading other fields, making sure the field we just cleared
* does not change the value of fields we have not yet visited. */
}
for(header = 0; header < PPE_HEADER_COUNT; header++) {
aim_free(ppe_header_get(&ppep, header));
}
return rv;
}
