j3d1/esp-open-rtos
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

Recognise some new flash size codes.

Browse source 
This at least recognises the 2MB-c1, 4MB-c1, 8MB, and 16MB flash
size codes.
This commit is contained in:
Our Air Quality 2018-04-25 23:03:31 +10:00
parent 782eaabb97
commit 46559496c6
1 changed files with 15 additions and 8 deletions
Download patch file Download diff file Expand all files Collapse all files

23
core/app_main.c
View file

@ -174,25 +174,32 @@ void IRAM sdk_user_start(void) {
}
switch (buf8[3] >> 4) {
case 0x0: // 4 Mbit (512 KByte)
flash_sectors = 128;
flash_size = 524288;
break;
case 0x1: // 2 Mbit (256 Kbyte)
flash_sectors = 64;
flash_size = 262144;
break;
case 0x2: // 8 Mbit (1 Mbyte)
flash_sectors = 256;
flash_size = 1048576;
break;
case 0x3: // 16 Mbit (2 Mbyte)
flash_sectors = 512;
case 0x5: // 16 Mbit (2 Mbyte)
flash_size = 2097152;
break;
case 0x4: // 32 Mbit (4 Mbyte)
flash_sectors = 1024;
case 0x6: // 32 Mbit (4 Mbyte)
flash_size = 4194304;
break;
case 0x8: // 64 Mbit (8 Mbyte)
flash_size = 8388608;
break;
case 0x9: // 128 Mbit (16 Mbyte)
flash_size = 16777216;
break;
default: // Invalid -- Assume 4 Mbit (512 KByte)
flash_sectors = 128;
flash_size = 524288;
}
//FIXME: we should probably calculate flash_sectors by starting with flash_size and dividing by sdk_flashchip.sector_size instead of vice-versa.
flash_size = flash_sectors * 4096;
flash_sectors = flash_size / sdk_flashchip.sector_size;
sdk_flashchip.chip_size = flash_size;
set_spi0_divisor(flash_speed_divisor);
sdk_SPIRead(flash_size - 4096, buf32, BOOT_INFO_SIZE);