From 1e62b75be3e9cc5c3d3a685f7e6c4f44302241b7 Mon Sep 17 00:00:00 2001
From: Nathael Pajani <nathael.pajani@ed3l.fr>
Date: Thu, 11 Nov 2021 03:48:36 +0100
Subject: [PATCH] Namespace update for uSD part of Scialys support app

---
 v10/uSD.c | 24 ++++++++++++------------
 v10/uSD.h | 24 ++++++++++++++++++------
 2 files changed, 30 insertions(+), 18 deletions(-)

diff --git a/v10/uSD.c b/v10/uSD.c
index 831b33b..4a5b5bb 100644
--- a/v10/uSD.c
+++ b/v10/uSD.c
@@ -47,7 +47,7 @@ uint8_t mmc_data[MMC_BUF_SIZE];
 #define SCIALYS_MAGIC "Scialys data bloc"
 
 /* Read 1 block of 512 bytes */
-int uSD_read(uint32_t block_num)
+int scialys_uSD_read(uint32_t block_num)
 {
 	int ret = 0;
 	if (got_uSD == 0) {
@@ -60,7 +60,7 @@ int uSD_read(uint32_t block_num)
 
 
 /* Write 1 block of 512 bytes */
-int uSD_write(uint32_t block_num)
+int scialys_uSD_write(uint32_t block_num)
 {
 	int ret = 0;
 	if (got_uSD == 0) {
@@ -73,7 +73,7 @@ int uSD_write(uint32_t block_num)
 
 
 /* Setup the first part of a data buffer (a 512 bytes uSD block) */
-int uSD_init_buffer(void)
+int scialys_uSD_init_buffer(void)
 {
 	int idx = 0;
 	memset((char*)mmc_data, 0, MMC_BUF_SIZE);
@@ -98,7 +98,7 @@ int uSD_init_buffer(void)
 
 
 /* Check that the first part of a data buffer is a valid data block */
-int uSD_data_buffer_is_valid(void)
+int scialys_uSD_data_buffer_is_valid(void)
 {
 	return strncmp((char*)mmc_data, SCIALYS_MAGIC, strlen(SCIALYS_MAGIC));
 }
@@ -117,7 +117,7 @@ static struct last_block_info last_block = {
 
 
 /* Find last log entry (last used uSD block) */
-int uSD_logs_init(int uart)
+int scialys_uSD_logs_init(int uart)
 {
 	int idx = 0, ret = 0;
 
@@ -140,13 +140,13 @@ int uSD_logs_init(int uart)
 	return 0;
 }
 
-
-int uSD_append_data(struct sd_data_blob* data)
+/* Append data to temporary data buffer, and possibly flush data to uSD when buffer is full */
+int scialys_uSD_append_data(struct sd_data_blob* data)
 {
 	static uint16_t index = 0;
 
 	if (index == 0) {
-		index = uSD_init_buffer();
+		index = scialys_uSD_init_buffer();
 	}
 
 	/* Store data to buffer */
@@ -155,7 +155,7 @@ int uSD_append_data(struct sd_data_blob* data)
 
 	/* Flush buffer to uSD ? */
 	if ((index + sizeof(struct sd_data_blob)) >= MMC_BUF_SIZE) {
-		int ret = uSD_write(last_block.block_num + 1);
+		int ret = scialys_uSD_write(last_block.block_num + 1);
 		if (ret != 0) {
 			uprintf(UART0, "Write to uSD returned %d\n", ret);
 			return ret;
@@ -180,7 +180,7 @@ int uSD_append_data(struct sd_data_blob* data)
 /* micro SD card init */
 
 
-int uSD_detect(int uart)
+int scialys_uSD_detect(int uart)
 {
 	int i = 0, loop = 0, ret = 0;
 #ifdef DEBUG
@@ -233,14 +233,14 @@ int uSD_detect(int uart)
 	/* uSD card detected */
 	got_uSD = 1;
 	/* got_uSD MUST be set to 1 from here on ! */
-	ret = uSD_read(0); /* Read 1 block at start of card */
+	ret = scialys_uSD_read(0); /* Read 1 block at start of card */
 	/* FIXME : check that the card magic is present */
 	uprintf(uart, "uSD read (ret : %d) : %s\n", ret, mmc_data);
 
 	return 0;
 }
 
-void uSD_config(struct pio* uSD_cs, uint32_t ssp_bus_num)
+void scialys_uSD_config(struct pio* uSD_cs, uint32_t ssp_bus_num)
 {
     memcpy(&(micro_sd.chip_select), uSD_cs, sizeof(struct pio));
     micro_sd.ssp_bus_num = ssp_bus_num;
diff --git a/v10/uSD.h b/v10/uSD.h
index b025fc1..2bf065d 100644
--- a/v10/uSD.h
+++ b/v10/uSD.h
@@ -64,17 +64,29 @@ struct flags {
 extern struct sdmmc_card micro_sd;
 extern uint8_t mmc_data[MMC_BUF_SIZE];
 
-int uSD_read(uint32_t block_num);
-int uSD_write(uint32_t block_num);
+/* Read 1 block of 512 bytes */
+int scialys_uSD_read(uint32_t block_num);
+
+/* Write 1 block of 512 bytes */
+int scialys_uSD_write(uint32_t block_num);
+
+/* Append data to temporary data buffer, and possibly flush data to uSD when buffer is full */
+int scialys_uSD_append_data(struct sd_data_blob* data); 
+
+/* Check that the first part of a data buffer is a valid data block */
+int scialys_uSD_data_buffer_is_valid(void);
 
-int uSD_append_data(struct sd_data_blob* data); 
 
 
 /***************************************************************************** */
 /* microSD card init */
-int uSD_logs_init(int uart);
-int uSD_detect(int uart);
-void uSD_config(struct pio* uSD_cs, uint32_t ssp_bus_num);
+
+/* Find last log entry (last used uSD block) */
+int scialys_uSD_logs_init(int uart);
+
+int scialys_uSD_detect(int uart);
+
+void scialys_uSD_config(struct pio* uSD_cs, uint32_t ssp_bus_num);
 
 
 #endif /* USD_H */
-- 
2.43.0