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etc:users:jcmvbkbc:linux-xtensa:esp32

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etc:users:jcmvbkbc:linux-xtensa:esp32 [2022/06/03 21:46] jcmvbkbcetc:users:jcmvbkbc:linux-xtensa:esp32 [2022/08/06 22:57] jcmvbkbc
Line 3: Line 3:
 Sources: Sources:
   * https://github.com/jcmvbkbc/esp-idf/tree/linux   * https://github.com/jcmvbkbc/esp-idf/tree/linux
-  * https://github.com/jcmvbkbc/linux-xtensa/tree/xtensa-5.18-esp32+  * https://github.com/jcmvbkbc/linux-xtensa/tree/xtensa-5.19-esp32
   * buildroot mainline   * buildroot mainline
  
Line 12: Line 12:
 $ parttool.py -p /dev/ttyUSB0 write_partition --partition-name linux --input xip-esp32-esp32/arch/xtensa/boot/xipImage $ parttool.py -p /dev/ttyUSB0 write_partition --partition-name linux --input xip-esp32-esp32/arch/xtensa/boot/xipImage
 $ parttool.py -p /dev/ttyUSB0 write_partition --partition-name rootfs --input build-xtensa-nommu-de108/images/rootfs.cramfs $ parttool.py -p /dev/ttyUSB0 write_partition --partition-name rootfs --input build-xtensa-nommu-de108/images/rootfs.cramfs
 +</code>
 +
 +Gives the following:
 +<code>
 +ets Jul 29 2019 12:21:46
 +
 +rst:0x1 (POWERON_RESET),boot:0x13 (SPI_FAST_FLASH_BOOT)
 +configsip: 0, SPIWP:0xee
 +clk_drv:0x00,q_drv:0x00,d_drv:0x00,cs0_drv:0x00,hd_drv:0x00,wp_drv:0x00
 +mode:DIO, clock div:1
 +load:0x3fff0030,len:4660
 +load:0x40078000,len:14272
 +ho 0 tail 12 room 4
 +load:0x40080400,len:3192
 +entry 0x4008060c
 +I (92) psram: This chip is ESP32-D0WD
 +I (93) spiram: Found 64MBit SPI RAM device
 +I (93) spiram: SPI RAM mode: flash 80m sram 80m
 +I (95) spiram: PSRAM initialized, cache is in low/high (2-core) mode.
 +I (103) cpu_start: Pro cpu up.
 +I (106) cpu_start: Starting app cpu, entry point is 0x400810bc
 +I (0) cpu_start: App cpu up.
 +I (609) spiram: SPI SRAM memory test OK
 +I (617) cpu_start: Pro cpu start user code
 +I (617) cpu_start: cpu freq: 160000000
 +I (617) cpu_start: Application information:
 +I (620) cpu_start: Project name:     linux_boot
 +I (625) cpu_start: App version:      v4.4.1-1-g2a25757abfa0
 +I (631) cpu_start: Compile time:     Jun  3 2022 06:49:46
 +I (637) cpu_start: ELF file SHA256:  a2a563b5646d5ebb...
 +I (643) cpu_start: ESP-IDF:          v4.4.1-1-g2a25757abfa0
 +I (650) heap_init: Initializing. RAM available for dynamic allocation:
 +I (657) heap_init: At 3FFAE6E0 len 00001920 (6 KiB): DRAM
 +I (663) heap_init: At 3FFB2BA0 len 0002D460 (181 KiB): DRAM
 +I (669) heap_init: At 3FFE0440 len 00003AE0 (14 KiB): D/IRAM
 +I (675) heap_init: At 3FFE4350 len 0001BCB0 (111 KiB): D/IRAM
 +I (682) heap_init: At 4008C1A0 len 00013E60 (79 KiB): IRAM
 +I (688) spiram: Adding pool of 4095K of external SPI memory to heap allocator
 +I (696) spi_flash: detected chip: generic
 +I (700) spi_flash: flash io: dio
 +I (705) cpu_start: Starting scheduler on PRO CPU.
 +I (0) cpu_start: Starting scheduler on APP CPU.
 +I (715) spiram: Reserving pool of 32K of internal memory for DMA/internal allocations
 +This is esp32 chip with 2 CPU core(s), WiFi/BT/BLE, silicon revision 3, 4MB external flash
 +Minimum free heap size: 4452739 bytes
 +[    0.000000] Ignoring boot parameters at (ptrval)
 +[    0.000000] Linux version 5.18.0-00045-g137adeae9008 (jcmvbkbc@octofox) (xtensa-esp32-elf-gcc (GCC) 12.1.0, GNU ld (GNU Binutils) 2.37) #55 PREEMPT Fri Jun 3 11:33:34 PDT 2022
 +[    0.000000] config ID: c2bcfffe:1cc5fe96
 +[    0.000000] Zone ranges:
 +[    0.000000]   Normal   [mem 0x000000003f800000-0x000000003fbfffff]
 +[    0.000000] Movable zone start for each node
 +[    0.000000] Early memory node ranges
 +[    0.000000]   node   0: [mem 0x000000003f800000-0x000000003fbfffff]
 +[    0.000000] Initmem setup node 0 [mem 0x000000003f800000-0x000000003fbfffff]
 +[    0.000000] pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768
 +[    0.000000] pcpu-alloc: [0] 0 
 +[    0.000000] Built 1 zonelists, mobility grouping off.  Total pages: 1016
 +[    0.000000] Kernel command line: earlycon=esp,esp32-uart,mmio32,0x3ff40000,115200n8 console=ttyS0,115200n8 debug rw root=mtd:data init=/bin/sh ip=dhcp
 +[    0.000000] Unknown kernel command line parameters "ip=dhcp", will be passed to user space.
 +[    0.000000] Dentry cache hash table entries: 1024 (order: 0, 4096 bytes, linear)
 +[    0.000000] Inode-cache hash table entries: 1024 (order: 0, 4096 bytes, linear)
 +[    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off
 +[    0.000000] virtual kernel memory layout:
 +[    0.000000]     lowmem  : 0x3f800000 - 0x3fc00000  (    4 MB)
 +[    0.000000]     .text   : 0x400d0000 - 0x401b3ad8  (  910 kB)
 +[    0.000000]     .rodata : 0x401b4000 - 0x401f7000  (  268 kB)
 +[    0.000000]     .data   : 0x3f800000 - 0x3f873880  (  462 kB)
 +[    0.000000]     .init   : 0x3f873880 - 0x3f877d00  (   17 kB)
 +[    0.000000]     .bss    : 0x3f877d00 - 0x3f8a024c  (  161 kB)
 +[    0.000000] Memory: 3372K/4096K available (910K kernel code, 462K rwdata, 268K rodata, 68K init, 161K bss, 724K reserved, 0K cma-reserved)
 +[    0.000000] rcu: Preemptible hierarchical RCU implementation.
 +[    0.000000]  Trampoline variant of Tasks RCU enabled.
 +[    0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.
 +[    0.000000] NR_IRQS: 33
 +[    0.000000] clocksource: ccount: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 11945377789 ns
 +[    0.000066] sched_clock: 32 bits at 160MHz, resolution 6ns, wraps every 13421772796ns
 +[    0.001308] Calibrating delay loop (skipped)... 160.00 BogoMIPS preset
 +[    0.001808] pid_max: default: 4096 minimum: 301
 +[    0.003279] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes, linear)
 +[    0.004232] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes, linear)
 +[    0.048931] cblist_init_generic: Setting adjustable number of callback queues.
 +[    0.049741] cblist_init_generic: Setting shift to 0 and lim to 1.
 +[    0.059606] rcu: Hierarchical SRCU implementation.
 +[    0.076658] devtmpfs: initialized
 +[    0.083391] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
 +[    0.084360] futex hash table entries: 16 (order: -5, 192 bytes, linear)
 +[    0.121536] clocksource: Switched to clocksource ccount
 +[    0.174347] workingset: timestamp_bits=30 max_order=10 bucket_order=0
 +[    2.082460] 3ff40000.serial: ttyS0 at MMIO 0x3ff40000 (irq = 1, base_baud = 0) is a ESP32
 +[    2.357056] printk: console [ttyS0] enabled
 +[    2.370634] physmap-flash 3f400000.flash: physmap platform flash device: [mem 0x3f400000-0x3f7fffff]
 +[    2.373536] 2 fixed-partitions partitions found on MTD device 3f400000.flash
 +[    2.378928] Creating 2 MTD partitions on "3f400000.flash":
 +[    2.385423] 0x000000040000-0x000000200000 : "linux"
 +[    2.403718] 0x000000200000-0x000000400000 : "data"
 +[    2.435035] cramfs: checking physical address 0x3f600000 for linear cramfs image
 +[    2.436006] cramfs: linear cramfs image on mtd:data appears to be 596 KB in size
 +[    2.443537] VFS: Mounted root (cramfs filesystem) readonly on device 31:1.
 +[    2.448906] devtmpfs: mounted
 +[    2.453437] Freeing unused kernel image (initmem) memory: 12K
 +[    2.455068] This architecture does not have kernel memory protection.
 +[    2.462924] Run /bin/sh as init process
 +[    2.465281]   with arguments:
 +[    2.468212]     /bin/sh
 +[    2.470645]   with environment:
 +[    2.474634]     HOME=/
 +[    2.476129]     TERM=linux
 +[    2.478803]     ip=dhcp
 +[    2.603870] random: fast init done
 +[    3.535085] Caught unhandled exception in 'sh' (pid = 1, pc = 0x3f900054) - should not happen
 +[    3.535085]  EXCCAUSE is 2
 +[    3.537257] Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000004
 +[    3.544067] ---[ end Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000004 ]---
 </code> </code>
etc/users/jcmvbkbc/linux-xtensa/esp32.txt · Last modified: 2023/05/24 03:59 by jcmvbkbc