initial support for STM32L41X (#799)

stlink-org · May 6, 2019 · 189f253 · 189f253
1 parent cf67780
commit 189f253
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diff --git a/src/chipid.c b/src/chipid.c
@@ -453,6 +453,20 @@ static const struct stlink_chipid_params devices[] = {
             .bootrom_base = 0x1fff0000,      // 3.3.1, pg 99
             .bootrom_size = 0x7000           // 28k (per bank), same source as base (pg 99)
         },
+        {
+            // STLINK_CHIPID_STM32_L41X
+            // From RM0394 Rev 4 and DS12469 Rev 5
+            .chip_id = STLINK_CHIPID_STM32_L41X,
+            .description = "L41x device",
+            .flash_type = STLINK_FLASH_TYPE_L4,
+            .flash_size_reg = 0x1fff75e0,    // "Flash size data register" (RM0394, sec 47.2, page 1586)
+            .flash_pagesize = 0x800,         // 2K (DS12469, sec 3.4, page 17)
+            // SRAM1 is 32k at 0x20000000
+            // SRAM2 is 8k at 0x10000000 and 0x20008000 (DS12469, sec 3.5, page 18)
+            .sram_size = 0xa000,             // 40K (DS12469, sec 3.5, page 18)
+            .bootrom_base = 0x1fff0000,      // System Memory (RM0394, sec 3.3.1, table 8)
+            .bootrom_size = 0x7000           // 28k, same source as base
+        },
         {
             // STLINK_CHIPID_STM32_L43X
             // From RM0392.

diff --git a/src/flash_loader.c b/src/flash_loader.c
@@ -306,6 +306,7 @@ int stlink_flash_loader_write_to_sram(stlink_t *sl, stm32_addr_t* addr, size_t*
         loader_code = loader_code_stm32f0;
         loader_size = sizeof(loader_code_stm32f0);
     } else if ((sl->chip_id == STLINK_CHIPID_STM32_L4) ||
+              (sl->chip_id == STLINK_CHIPID_STM32_L41X) ||
               (sl->chip_id == STLINK_CHIPID_STM32_L43X) ||
               (sl->chip_id == STLINK_CHIPID_STM32_L46X) ||
               (sl->chip_id == STLINK_CHIPID_STM32_L4RX) ||