diff options
| -rw-r--r-- | Documentation/util.md | 1 | ||||
| -rw-r--r-- | util/README.md | 1 | ||||
| -rw-r--r-- | util/showdevicetree/description.md | 1 | ||||
| -rw-r--r-- | util/showdevicetree/showdt.c | 156 |
4 files changed, 0 insertions, 159 deletions
diff --git a/Documentation/util.md b/Documentation/util.md index a23a965f9cc8..b4ebc9226331 100644 --- a/Documentation/util.md +++ b/Documentation/util.md @@ -144,7 +144,6 @@ from the local git repository for auditing or release `Bash` Does not show variants. `Shell` * _ucode_h_to_bin.sh_ - Microcode conversion tool `Bash` * _update_submodules_ - Check all submodules for updates `Bash` -* __showdevicetree__ - Compile and dump the device tree `C` * __spdtool__ - Dumps SPD ROMs from a given blob to separate files using known patterns and reserved bits. Useful for analysing firmware that holds SPDs on boards that have soldered down DRAM. `python` diff --git a/util/README.md b/util/README.md index c7e1a74f6e01..51c4068a6c22 100644 --- a/util/README.md +++ b/util/README.md @@ -133,7 +133,6 @@ from the local git repository for auditing or release `Bash` Does not show variants. `Shell` * _ucode_h_to_bin.sh_ - Microcode conversion tool `Bash` * _update_submodules_ - Check all submodules for updates `Bash` -* __showdevicetree__ - Compile and dump the device tree `C` * __spdtool__ - Dumps SPD ROMs from a given blob to separate files using known patterns and reserved bits. Useful for analysing firmware that holds SPDs on boards that have soldered down DRAM. `python` diff --git a/util/showdevicetree/description.md b/util/showdevicetree/description.md deleted file mode 100644 index 46b7ba84bfe2..000000000000 --- a/util/showdevicetree/description.md +++ /dev/null @@ -1 +0,0 @@ -Compile and dump the device tree `C` diff --git a/util/showdevicetree/showdt.c b/util/showdevicetree/showdt.c deleted file mode 100644 index 961a69d9a3ba..000000000000 --- a/util/showdevicetree/showdt.c +++ /dev/null @@ -1,156 +0,0 @@ -/* Compile and dump the device tree */ -/* SPDX-License-Identifier: GPL-2.0-only */ -#include <stdio.h> -/* you can't include string.h due to conflicts with coreboot prototypes. */ -void *memcpy(void *m1, void *m2, size_t s); - -struct device_operations default_dev_ops_root = { - .read_resources = NULL, - .set_resources = NULL, - .enable_resources = NULL, - .init = NULL, - .scan_bus = NULL, - .reset_bus = NULL, -}; - -extern struct device dev_root; -struct device *all_devices = &dev_root; - -const char mainboard_name[] = "showdt"; - -/* - * Warning: This function uses a static buffer. Don't call it more than once - * from the same print statement! - */ -const char *dev_path(device_t dev) -{ - static char buffer[DEVICE_PATH_MAX]; - - buffer[0] = '\0'; - if (!dev) { - memcpy(buffer, "<null>", 7); - } else { - switch(dev->path.type) { - case DEVICE_PATH_ROOT: - memcpy(buffer, "Root Device", 12); - break; - case DEVICE_PATH_PCI: -#if CONFIG_PCI_BUS_SEGN_BITS - sprintf(buffer, "PCI: %04x:%02x:%02x.%01x", - dev->bus->secondary >> 8, - dev->bus->secondary & 0xff, - PCI_SLOT(dev->path.pci.devfn), - PCI_FUNC(dev->path.pci.devfn)); -#else - sprintf(buffer, "PCI: %02x:%02x.%01x", - dev->bus->secondary, - PCI_SLOT(dev->path.pci.devfn), - PCI_FUNC(dev->path.pci.devfn)); -#endif - break; - case DEVICE_PATH_PNP: - sprintf(buffer, "PNP: %04x.%01x", - dev->path.pnp.port, dev->path.pnp.device); - break; - case DEVICE_PATH_I2C: - sprintf(buffer, "I2C: %02x:%02x", - dev->bus->secondary, - dev->path.i2c.device); - break; - case DEVICE_PATH_APIC: - sprintf(buffer, "APIC: %02x", - dev->path.apic.apic_id); - break; - case DEVICE_PATH_IOAPIC: - sprintf(buffer, "IOAPIC: %02x", - dev->path.ioapic.ioapic_id); - break; - case DEVICE_PATH_DOMAIN: - sprintf(buffer, "DOMAIN: %04x", - dev->path.domain.domain); - break; - case DEVICE_PATH_CPU_CLUSTER: - sprintf(buffer, "CPU_CLUSTER: %01x", - dev->path.cpu_cluster.cluster); - break; - case DEVICE_PATH_CPU: - sprintf(buffer, "CPU: %02x", dev->path.cpu.id); - break; - case DEVICE_PATH_CPU_BUS: - sprintf(buffer, "CPU_BUS: %02x", dev->path.cpu_bus.id); - break; - case DEVICE_PATH_MMIO: - sprintf(buffer, "MMIO: %08x", dev->path.mmio.addr); - break; - default: - printf("Unknown device path type: %d\n", - dev->path.type); - break; - } - } - return buffer; -} - - -void show_devs_tree(struct device *dev, int debug_level, int depth, int linknum) -{ - char depth_str[20] = ""; - int i; - struct device *sibling; - struct bus *link; - - for (i = 0; i < depth; i++) - depth_str[i] = ' '; - depth_str[i] = '\0'; - - printf("%s%s: enabled %d%s\n", - depth_str, dev_path(dev), dev->enabled, - dev->chip_ops ? ":has a chip":""); - - for (link = dev->link_list; link; link = link->next) { - for (sibling = link->children; sibling; - sibling = sibling->sibling) - show_devs_tree(sibling, debug_level, depth + 1, i); - } -} - -void show_all_devs_tree(int debug_level, const char *msg) -{ - printf("Show all devs in tree form...%s\n", msg); - - show_devs_tree(all_devices, debug_level, 0, -1); -} - -void show_devs_subtree(struct device *root, int debug_level, const char *msg) -{ - printf("Show all devs in subtree %s...%s\n", - dev_path(root), msg); - - printf("%s\n", msg); - show_devs_tree(root, debug_level, 0, -1); -} - -void show_all_devs(int debug_level, const char *msg) -{ - struct device *dev; - - printf("Show all devs...%s\n", msg); - for (dev = all_devices; dev; dev = dev->next) { - printf("%s: enabled %d%s\n", - dev_path(dev), dev->enabled, - dev->chip_ops ? ":has a chip":""); - } -} - -main() -{ - show_all_devs(1, ""); - show_all_devs_tree(1, ""); -} - -/* - * Example: (yank this and paste into M-x compile in emacs) - * or tail -2 showdt.c | head -1 |sh - * or whatever. - cc -I ../src -I ../src/include -I ../src/arch/arm/include/ -include build/mainboard/google/snow/static.c showdt.c -*/ |