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#include "FreeRTOS.h"
#include "hal_msgbox.h"
#include "msgbox_sx.h"
#include "../platform-msgbox.h"
#include "hal_interrupt.h"
#include "hal_log.h"
#include "string.h"
#include "hal_clk.h"
struct messagebox *msgbox_dsp;
struct messagebox *msgbox_cpu;
int msgbox_sx_init_ccmu(void)
{
if (hal_clock_enable(HAL_CLK_PERIPH_MSGBOX0) < 0) {
hal_log_err("enable msgbox0 clk err!\n");
return -1;
}
if (hal_clock_enable(HAL_CLK_PERIPH_MSGBOX1) < 0) {
hal_log_err("enable msgbox1 clk err!\n");
return -1;
}
if (hal_clock_enable(HAL_CLK_PERIPH_MSGBOXR) < 0) {
hal_log_err("enable r_msgbox clk err!\n");
return -1;
}
return 0;
}
struct messagebox *msgbox_init_sx(enum msgbox_direction dir)
{
struct messagebox *mb = pvPortMalloc(sizeof(struct messagebox) +
sizeof(struct msg_channel) *
MSGBOX_MAX_QUEUE);
if (!mb)
return 0;
/* for reset and gating */
memset(mb, 0,
sizeof(struct messagebox) +
sizeof(struct msg_channel) * MSGBOX_MAX_QUEUE);
if (dir == MSGBOX_DIRECTION_DSP) {
mb->base = MSGBOX_DSP_DSP;
mb->this_user = MSGBOX_DSP_DSP_USER;
} else {
mb->base = MSGBOX_CPU_DSP;
mb->this_user = MSGBOX_CPU_DSP_USER;
}
msg_ops_init_sx(mb);
if (dir == MSGBOX_DIRECTION_CPU) {
irq_request(SUNXI_DSP_IRQ_MSGBOX0_DSP, msg_irq_handler_sx, mb);
irq_enable(SUNXI_DSP_IRQ_MSGBOX0_DSP);
} else {
irq_request(SUNXI_DSP_IRQ_R_MSGBOX_DSP, msg_irq_handler_sx, mb);
irq_enable(SUNXI_DSP_IRQ_R_MSGBOX_DSP);
}
return mb;
}
void msgbox_uninit_sx(struct messagebox *mb)
{
irq_free(SUNXI_DSP_IRQ_MSGBOX0_DSP);
vPortFree(mb);
}
/*
* msgbox_rev_handler - rev interrupt handler function
*/
static int msgbox_rev_handler(int channel, void *c)
{
struct msg_channel *ch = c;
struct messagebox *mb = ch->mb;
unsigned long data;
while (mb->channel_fifo_len(mb, channel) > 0) {
mb->channel_read(mb, channel, &data);
if (ch->cb_rx)
ch->cb_rx(data, ch->data);
}
return 0;
}
/*
* msgbox_send_handler - send interrutp handler function
*/
static int msgbox_send_handler(int channel, void *c)
{
struct msg_channel *ch = c;
struct messagebox *mb = ch->mb;
while (mb->channel_fifo_len(mb, channel) < MSGBOX_CHANNEL_DEPTH) {
unsigned long i;
unsigned long data = 0;
if (ch->idx >= ch->len) {
goto finish;
}
for (i = 0; i < sizeof(long); i++) {
if (ch->idx < ch->len)
data |= ch->send[ch->idx++] << (i << 3);
}
mb->channel_write(mb, channel, data);
}
return 0;
finish:
mb->channel_irq_set(mb, channel, false);
if (ch->cb_tx_done)
ch->cb_tx_done(ch->idx, ch->data);
return 0;
}
/**
* msgbox_alloc_channel - alloc channel from msgbox
* @func when function as send, it act as tx_done
* when function as rev, it act as word reveive.
*/
struct msg_channel *msgbox_alloc_channel_sx(struct messagebox *mb, int channel,
enum msgbox_channel_direction dir,
int (*func)(unsigned long, void *),
void *data)
{
struct msg_channel *ch;
if (!mb || channel >= MSGBOX_MAX_QUEUE)
return 0;
ch = &mb->msg_handler[channel];
ch->mb = mb;
ch->channel = channel;
ch->data = data;
ch->dir = dir;
if (mb->channel_set_direction(mb, channel, dir))
return 0;
if (ch->dir == MSGBOX_CHANNEL_SEND) {
ch->cb_of_msg_queue = msgbox_send_handler;
ch->cb_tx_done = func;
}
else {
ch->cb_of_msg_queue = msgbox_rev_handler;
ch->cb_rx = func;
mb->channel_irq_set(mb, channel, true);
}
return ch;
}
void msgbox_free_channel_sx(struct messagebox *mb, struct msg_channel *ch)
{
if (!mb || ch->channel >= MSGBOX_MAX_QUEUE)
return;
mb->channel_irq_set(mb, ch->channel, false);
ch->data = NULL;
ch->cb_of_msg_queue = NULL;
ch->cb_tx_done = NULL;
ch->cb_rx = NULL;
}
int msgbox_channel_send_data_sx(struct msg_channel *ch, unsigned char *d,
size_t len)
{
struct messagebox *mb = ch->mb;
ch->send = d;
ch->len = len;
ch->idx = 0;
mb->channel_irq_set(mb, ch->channel, true);
return 0;
}
int messagebox_init_sx(void)
{
msgbox_sx_init_ccmu();
msgbox_dsp = msgbox_init_sx(MSGBOX_DIRECTION_DSP);
msgbox_cpu = msgbox_init_sx(MSGBOX_DIRECTION_CPU);
return 0;
}
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