Added mutex for multiple SPI devices on the same SPI bus
Fork of cc3000_hostdriver_mbedsocket by
Diff: cc3000_hci.cpp
- Revision:
- 45:50ab13d8f2dc
- Parent:
- 26:456f73ed2a75
--- a/cc3000_hci.cpp Sun Oct 13 11:46:21 2013 +0200
+++ b/cc3000_hci.cpp Wed Nov 06 17:56:25 2013 +0100
@@ -51,8 +51,8 @@
}
uint16_t cc3000_hci::command_send(uint16_t op_code, uint8_t *buffer, uint8_t length) {
- unsigned char *stream;
-
+ uint8_t *stream;
+
DBG_HCI_CMD("Command Sent : 0x%04X", op_code);
stream = (buffer + SPI_HEADER_SIZE);
@@ -67,7 +67,7 @@
uint32_t cc3000_hci::data_send(uint8_t op_code, uint8_t *args, uint16_t arg_length,
uint16_t data_length, const uint8_t *tail, uint16_t tail_length) {
- unsigned char *stream;
+ uint8_t *stream;
stream = ((args) + SPI_HEADER_SIZE);
@@ -83,7 +83,7 @@
}
void cc3000_hci::data_command_send(uint16_t op_code, uint8_t *buffer, uint8_t arg_length, uint16_t data_length) {
- unsigned char *stream = (buffer + SPI_HEADER_SIZE);
+ uint8_t *stream = (buffer + SPI_HEADER_SIZE);
UINT8_TO_STREAM(stream, HCI_TYPE_DATA);
UINT8_TO_STREAM(stream, op_code);
@@ -97,21 +97,18 @@
}
void cc3000_hci::patch_send(uint8_t op_code, uint8_t *buffer, uint8_t *patch, uint16_t data_length) {
- unsigned short usTransLength;
- unsigned char *stream = (buffer + SPI_HEADER_SIZE);
+ uint16_t usTransLength;
+ uint8_t *stream = (buffer + SPI_HEADER_SIZE);
UINT8_TO_STREAM(stream, HCI_TYPE_PATCH);
UINT8_TO_STREAM(stream, op_code);
stream = UINT16_TO_STREAM(stream, data_length + SIMPLE_LINK_HCI_PATCH_HEADER_SIZE);
- if (data_length <= SL_PATCH_PORTION_SIZE)
- {
+ if (data_length <= SL_PATCH_PORTION_SIZE) {
UINT16_TO_STREAM(stream, data_length);
stream = UINT16_TO_STREAM(stream, data_length);
memcpy((buffer + SPI_HEADER_SIZE) + HCI_PATCH_HEADER_SIZE, patch, data_length);
// Update the opcode of the event we will be waiting for
_spi.write(buffer, data_length + HCI_PATCH_HEADER_SIZE);
- }
- else
- {
+ } else {
usTransLength = (data_length/SL_PATCH_PORTION_SIZE);
UINT16_TO_STREAM(stream, data_length + SIMPLE_LINK_HCI_PATCH_HEADER_SIZE + usTransLength*SIMPLE_LINK_HCI_PATCH_HEADER_SIZE);
@@ -124,21 +121,16 @@
_spi.write(buffer, SL_PATCH_PORTION_SIZE + HCI_PATCH_HEADER_SIZE);
stream = (buffer + SPI_HEADER_SIZE);
- while (data_length)
- {
- if (data_length <= SL_PATCH_PORTION_SIZE)
- {
+ while (data_length) {
+ if (data_length <= SL_PATCH_PORTION_SIZE) {
usTransLength = data_length;
data_length = 0;
-
- }
- else
- {
+ } else {
usTransLength = SL_PATCH_PORTION_SIZE;
data_length -= usTransLength;
}
- *(unsigned short *)stream = usTransLength;
+ *(uint16_t *)stream = usTransLength;
memcpy(stream + SIMPLE_LINK_HCI_PATCH_HEADER_SIZE, patch, usTransLength);
patch += usTransLength;
@@ -148,4 +140,4 @@
}
}
-}
+} // mbed_cc3000 namespace
