Add the required memory regions to support 2G, 4G and 8G RAM variants of the Raspberry Pi 4. Tested on all the bigger variants, not on 1G, as I don't have one on hand and it's not available anymore.
Also moved the memory used by Jailhouse for the hypervisor and cells from 0x30000000 to 0x20000000 to avoid conflict with GPU memory. That is fine for gpu_mem setting of up to 256. The memory is supposed to be reserved using reserved-memory node in the device tree. To support variants with >2G RAM, the PCI MMIO config space was moved into the ARM Local Peripherals address range, into free space behind the GIC. Signed-off-by: Jakub Luzny <[email protected]> --- configs/arm64/dts/inmate-rpi4.dts | 2 +- configs/arm64/rpi4-inmate-demo.c | 22 ++++++------ configs/arm64/rpi4-linux-demo.c | 28 ++++++++-------- configs/arm64/rpi4.c | 56 +++++++++++++++++++++---------- 4 files changed, 65 insertions(+), 43 deletions(-) diff --git a/configs/arm64/dts/inmate-rpi4.dts b/configs/arm64/dts/inmate-rpi4.dts index 52fd3ac2..ac6d4f58 100644 --- a/configs/arm64/dts/inmate-rpi4.dts +++ b/configs/arm64/dts/inmate-rpi4.dts @@ -96,7 +96,7 @@ <0 0 0 2 &gic GIC_SPI 154 IRQ_TYPE_EDGE_RISING>, <0 0 0 3 &gic GIC_SPI 155 IRQ_TYPE_EDGE_RISING>, <0 0 0 4 &gic GIC_SPI 156 IRQ_TYPE_EDGE_RISING>; - reg = <0x0 0xe0000000 0x0 0x100000>; + reg = <0x0 0xff900000 0x0 0x100000>; ranges = <0x02000000 0x00 0x10000000 0x0 0x10000000 0x00 0x10000>; }; diff --git a/configs/arm64/rpi4-inmate-demo.c b/configs/arm64/rpi4-inmate-demo.c index 62442e7c..09dfc1f0 100644 --- a/configs/arm64/rpi4-inmate-demo.c +++ b/configs/arm64/rpi4-inmate-demo.c @@ -51,34 +51,34 @@ struct { .mem_regions = { /* IVSHMEM shared memory regions (demo) */ { - .phys_start = 0x3faf0000, - .virt_start = 0x3faf0000, + .phys_start = 0x2faf0000, + .virt_start = 0x2faf0000, .size = 0x1000, .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_ROOTSHARED, }, { - .phys_start = 0x3faf1000, - .virt_start = 0x3faf1000, + .phys_start = 0x2faf1000, + .virt_start = 0x2faf1000, .size = 0x9000, .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE | JAILHOUSE_MEM_ROOTSHARED, }, { - .phys_start = 0x3fafa000, - .virt_start = 0x3fafa000, + .phys_start = 0x2fafa000, + .virt_start = 0x2fafa000, .size = 0x2000, .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_ROOTSHARED, }, { - .phys_start = 0x3fafc000, - .virt_start = 0x3fafc000, + .phys_start = 0x2fafc000, + .virt_start = 0x2fafc000, .size = 0x2000, .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE | JAILHOUSE_MEM_ROOTSHARED, }, { - .phys_start = 0x3fafe000, - .virt_start = 0x3fafe000, + .phys_start = 0x2fafe000, + .virt_start = 0x2fafe000, .size = 0x2000, .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_ROOTSHARED, }, @@ -91,7 +91,7 @@ struct { JAILHOUSE_MEM_IO_32 | JAILHOUSE_MEM_ROOTSHARED, }, /* RAM */ { - .phys_start = 0x3fa00000, + .phys_start = 0x2fa00000, .virt_start = 0, .size = 0x00010000, .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE | diff --git a/configs/arm64/rpi4-linux-demo.c b/configs/arm64/rpi4-linux-demo.c index 9e7fad26..cf36fa22 100644 --- a/configs/arm64/rpi4-linux-demo.c +++ b/configs/arm64/rpi4-linux-demo.c @@ -52,39 +52,39 @@ struct { .mem_regions = { /* IVSHMEM shared memory regions (demo) */ { - .phys_start = 0x3faf0000, - .virt_start = 0x3faf0000, + .phys_start = 0x2faf0000, + .virt_start = 0x2faf0000, .size = 0x1000, .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_ROOTSHARED, }, { - .phys_start = 0x3faf1000, - .virt_start = 0x3faf1000, + .phys_start = 0x2faf1000, + .virt_start = 0x2faf1000, .size = 0x9000, .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE | JAILHOUSE_MEM_ROOTSHARED, }, { - .phys_start = 0x3fafa000, - .virt_start = 0x3fafa000, + .phys_start = 0x2fafa000, + .virt_start = 0x2fafa000, .size = 0x2000, .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_ROOTSHARED, }, { - .phys_start = 0x3fafc000, - .virt_start = 0x3fafc000, + .phys_start = 0x2fafc000, + .virt_start = 0x2fafc000, .size = 0x2000, .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_ROOTSHARED, }, { - .phys_start = 0x3fafe000, - .virt_start = 0x3fafe000, + .phys_start = 0x2fafe000, + .virt_start = 0x2fafe000, .size = 0x2000, .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE | JAILHOUSE_MEM_ROOTSHARED, }, /* IVSHMEM shared memory region */ - JAILHOUSE_SHMEM_NET_REGIONS(0x3fb00000, 1), + JAILHOUSE_SHMEM_NET_REGIONS(0x2fb00000, 1), /* UART */ { .phys_start = 0xfe215040, .virt_start = 0xfe215040, @@ -94,15 +94,15 @@ struct { JAILHOUSE_MEM_IO_32 | JAILHOUSE_MEM_ROOTSHARED, }, /* RAM */ { - .phys_start = 0x3f900000, + .phys_start = 0x2f900000, .virt_start = 0, .size = 0x10000, .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE | JAILHOUSE_MEM_EXECUTE | JAILHOUSE_MEM_LOADABLE, }, /* RAM */ { - .phys_start = 0x30000000, - .virt_start = 0x30000000, + .phys_start = 0x20000000, + .virt_start = 0x20000000, .size = 0x8000000, .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE | JAILHOUSE_MEM_EXECUTE | JAILHOUSE_MEM_DMA | diff --git a/configs/arm64/rpi4.c b/configs/arm64/rpi4.c index 92463184..7b6a7a02 100644 --- a/configs/arm64/rpi4.c +++ b/configs/arm64/rpi4.c @@ -1,7 +1,7 @@ /* * Jailhouse, a Linux-based partitioning hypervisor * - * Test configuration for Raspberry Pi 4 (32-bit, quad-core Cortex-A72, 1GB RAM) + * Test configuration for Raspberry Pi 4 (quad-core Cortex-A72, 1GB, 2GB, 4GB or 8GB RAM) * * Copyright (c) Siemens AG, 2020 * @@ -10,6 +10,8 @@ * * This work is licensed under the terms of the GNU GPL, version 2. See * the COPYING file in the top-level directory. + * + * Reservation via device tree: reg = <0x0 0x20000000 0x10000000>; */ #include <jailhouse/types.h> @@ -18,7 +20,7 @@ struct { struct jailhouse_system header; __u64 cpus[1]; - struct jailhouse_memory mem_regions[12]; + struct jailhouse_memory mem_regions[14]; struct jailhouse_irqchip irqchips[2]; struct jailhouse_pci_device pci_devices[2]; } __attribute__((packed)) config = { @@ -27,7 +29,7 @@ struct { .revision = JAILHOUSE_CONFIG_REVISION, .flags = JAILHOUSE_SYS_VIRTUAL_DEBUG_CONSOLE, .hypervisor_memory = { - .phys_start = 0x3fc00000, + .phys_start = 0x2fc00000, .size = 0x00400000, }, .debug_console = { @@ -38,7 +40,7 @@ struct { JAILHOUSE_CON_REGDIST_4, }, .platform_info = { - .pci_mmconfig_base = 0xe0000000, + .pci_mmconfig_base = 0xff900000, .pci_mmconfig_end_bus = 0, .pci_is_virtual = 1, .pci_domain = 1, @@ -70,37 +72,37 @@ struct { .mem_regions = { /* IVSHMEM shared memory regions for 00:00.0 (demo) */ { - .phys_start = 0x3faf0000, - .virt_start = 0x3faf0000, + .phys_start = 0x2faf0000, + .virt_start = 0x2faf0000, .size = 0x1000, .flags = JAILHOUSE_MEM_READ, }, { - .phys_start = 0x3faf1000, - .virt_start = 0x3faf1000, + .phys_start = 0x2faf1000, + .virt_start = 0x2faf1000, .size = 0x9000, .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE, }, { - .phys_start = 0x3fafa000, - .virt_start = 0x3fafa000, + .phys_start = 0x2fafa000, + .virt_start = 0x2fafa000, .size = 0x2000, .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE, }, { - .phys_start = 0x3fafc000, - .virt_start = 0x3fafc000, + .phys_start = 0x2fafc000, + .virt_start = 0x2fafc000, .size = 0x2000, .flags = JAILHOUSE_MEM_READ, }, { - .phys_start = 0x3fafe000, - .virt_start = 0x3fafe000, + .phys_start = 0x2fafe000, + .virt_start = 0x2fafe000, .size = 0x2000, .flags = JAILHOUSE_MEM_READ, }, /* IVSHMEM shared memory regions for 00:01.0 (networking) */ - JAILHOUSE_SHMEM_NET_REGIONS(0x3fb00000, 0), + JAILHOUSE_SHMEM_NET_REGIONS(0x2fb00000, 0), /* MMIO 1 (permissive) */ { .phys_start = 0xfd500000, .virt_start = 0xfd500000, @@ -115,10 +117,30 @@ struct { .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE | JAILHOUSE_MEM_IO, }, - /* RAM */ { + /* RAM (0M-~762M) */ { .phys_start = 0x0, .virt_start = 0x0, - .size = 0x3fa10000, + .size = 0x2fa10000, + .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE | + JAILHOUSE_MEM_EXECUTE, + }, + + /* ~2M reserved for shared memory regions */ + + /* 4M reserved for the hypervisor */ + + /* RAM (768M-4032M) */ { + .phys_start = 0x30000000, + .virt_start = 0x30000000, + .size = 0xcc000000, + .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE | + JAILHOUSE_MEM_EXECUTE, + }, + + /* RAM (4096M-8192M) */ { + .phys_start = 0x100000000, + .virt_start = 0x100000000, + .size = 0x100000000, .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE | JAILHOUSE_MEM_EXECUTE, }, -- 2.27.0 -- You received this message because you are subscribed to the Google Groups "Jailhouse" group. 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