On Sun, Mar 13, 2022 at 12:11:37PM +0100, Jan Kiszka wrote:
> On 05.03.22 04:04, 'Matt Ranostay' via Jailhouse wrote:
> > Add eMMC support for k3-am654-idk in a linux inmate cell with both
> > k3-am654-idk-linux-demo-emmc.c configuration, and respective device
> > tree changes.
> > 
> > Signed-off-by: Matt Ranostay <[email protected]>
> > ---
> >  .../arm64/dts/inmate-k3-am654-idk-emmc.dts    |  45 ++++
> >  configs/arm64/k3-am654-idk-linux-demo-emmc.c  | 208 ++++++++++++++++++
> >  2 files changed, 253 insertions(+)
> >  create mode 100644 configs/arm64/dts/inmate-k3-am654-idk-emmc.dts
> >  create mode 100644 configs/arm64/k3-am654-idk-linux-demo-emmc.c
> > 
> > diff --git a/configs/arm64/dts/inmate-k3-am654-idk-emmc.dts 
> > b/configs/arm64/dts/inmate-k3-am654-idk-emmc.dts
> > new file mode 100644
> > index 00000000..150e31fe
> > --- /dev/null
> > +++ b/configs/arm64/dts/inmate-k3-am654-idk-emmc.dts
> > @@ -0,0 +1,45 @@
> > +/dts-v1/;
> > +
> > +#include "inmate-k3-am654-idk.dts"
> > +
> > +/ {
> > +   sdhci0: mmc@4f80000 {
> > +           compatible = "ti,am654-sdhci-5.1";
> > +           reg = <0x0 0x4f80000 0x0 0x260>, <0x0 0x4f90000 0x0 0x134>;
> > +           power-domains = <&k3_pds 47 1>;
> > +           clocks = <&k3_clks 47 0>, <&k3_clks 47 1>;
> > +           clock-names = "clk_ahb", "clk_xin";
> > +           interrupts = <GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>;
> > +           mmc-ddr-1_8v;
> > +           mmc-hs200-1_8v;
> > +           ti,otap-del-sel-legacy = <0x0>;
> > +           ti,otap-del-sel-mmc-hs = <0x0>;
> > +           ti,otap-del-sel-sd-hs = <0x0>;
> > +           ti,otap-del-sel-sdr12 = <0x0>;
> > +           ti,otap-del-sel-sdr25 = <0x0>;
> > +           ti,otap-del-sel-sdr50 = <0x8>;
> > +           ti,otap-del-sel-sdr104 = <0x7>;
> > +           ti,otap-del-sel-ddr50 = <0x5>;
> > +           ti,otap-del-sel-ddr52 = <0x5>;
> > +           ti,otap-del-sel-hs200 = <0x5>;
> > +           ti,otap-del-sel-hs400 = <0x0>;
> > +           ti,trm-icp = <0x8>;
> > +           dma-coherent;
> > +   };
> > +};
> > +
> > +&mcu_uart0 {
> > +   power-domains = <&k3_pds 149 1>;
> > +};
> > +
> > +&k3_pds {
> > +   #power-domain-cells = <2>;
> > +};
> > +
> > +&sdhci0 {
> > +   /* eMMC */
> > +   non-removable;
> > +   ti,driver-strength-ohm = <50>;
> > +   bus-width = <8>;
> > +   disable-wp;
> > +};
> > diff --git a/configs/arm64/k3-am654-idk-linux-demo-emmc.c 
> > b/configs/arm64/k3-am654-idk-linux-demo-emmc.c
> > new file mode 100644
> > index 00000000..9fbc7a5f
> > --- /dev/null
> > +++ b/configs/arm64/k3-am654-idk-linux-demo-emmc.c
> > @@ -0,0 +1,208 @@
> > +/*
> > + * Jailhouse, a Linux-based partitioning hypervisor
> > + *
> > + * Configuration for Linux inmate on AM654 based platforms
> > + * 2 CPUs, 512MB RAM, 1 serial port(MCU UART), eMMC
> > + *
> > + * Copyright (c) 2019, 2022 Texas Instruments Incorporated - 
> > http://www.ti.com/
> > + *
> > + * Authors:
> > + *  Lokesh Vutla <[email protected]>
> > + *  Matt Ranostay <[email protected]>
> > + *
> > + * This work is licensed under the terms of the GNU GPL, version 2.  See
> > + * the COPYING file in the top-level directory.
> > + */
> > +
> > +#include <jailhouse/types.h>
> > +#include <jailhouse/cell-config.h>
> > +
> > +#ifndef CONFIG_INMATE_BASE
> > +#define CONFIG_INMATE_BASE 0x0000000
> > +#endif
> > +
> > +struct {
> > +   struct jailhouse_cell_desc cell;
> > +   __u64 cpus[1];
> > +   struct jailhouse_memory mem_regions[19];
> > +   struct jailhouse_irqchip irqchips[3];
> > +   struct jailhouse_pci_device pci_devices[2];
> > +} __attribute__((packed)) config = {
> > +   .cell = {
> > +           .signature = JAILHOUSE_CELL_DESC_SIGNATURE,
> > +           .revision = JAILHOUSE_CONFIG_REVISION,
> > +           .name = "k3-am654-idk-linux-demo-emmc",
> > +           .flags = JAILHOUSE_CELL_PASSIVE_COMMREG,
> > +
> > +           .cpu_set_size = sizeof(config.cpus),
> > +           .num_memory_regions = ARRAY_SIZE(config.mem_regions),
> > +           .num_irqchips = ARRAY_SIZE(config.irqchips),
> > +           .num_pci_devices = ARRAY_SIZE(config.pci_devices),
> > +           .cpu_reset_address = 0x0,
> > +           .vpci_irq_base = 189 - 32,
> > +
> > +           .console = {
> > +                   .address = 0x40a00000,
> > +                   .divider = 0x35,
> > +                   .type = JAILHOUSE_CON_TYPE_8250,
> > +                   .flags = JAILHOUSE_CON_ACCESS_MMIO |
> > +                            JAILHOUSE_CON_REGDIST_4,
> > +           },
> > +   },
> > +
> > +   .cpus = {
> > +           0xc,
> > +   },
> > +
> > +   .mem_regions = {
> > +           /* IVSHMEM shared memory regions for 00:00.0 (demo) */
> > +           {
> > +                   .phys_start = 0x8dfa00000,
> > +                   .virt_start = 0x8dfa00000,
> > +                   .size = 0x10000,
> > +                   .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_ROOTSHARED,
> > +           },
> > +           {
> > +                   .phys_start = 0x8dfa10000,
> > +                   .virt_start = 0x8dfa10000,
> > +                   .size = 0x10000,
> > +                   .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE |
> > +                           JAILHOUSE_MEM_ROOTSHARED,
> > +           },
> > +           /* Peer 0 */ {
> > +                   .phys_start = 0x8dfa20000,
> > +                   .virt_start = 0x8dfa20000,
> > +                   .size = 0x10000,
> > +                   .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_ROOTSHARED,
> > +           },
> > +           /* Peer 1 */ {
> > +                   .phys_start = 0x8dfa30000,
> > +                   .virt_start = 0x8dfa30000,
> > +                   .size = 0x10000,
> > +                   .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_ROOTSHARED,
> > +           },
> > +           /* Peer 2 */ {
> > +                   .phys_start = 0x8dfa40000,
> > +                   .virt_start = 0x8dfa40000,
> > +                   .size = 0x10000,
> > +                   .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE |
> > +                           JAILHOUSE_MEM_ROOTSHARED,
> > +           },
> > +           /* IVSHMEM shared memory region for 00:01.0 */
> > +           JAILHOUSE_SHMEM_NET_REGIONS(0x8dfb00000, 1),
> > +           /* RAM load */ {
> > +                   .phys_start = 0x8FFFF0000,
> > +                   .virt_start = 0x0,
> > +                   .size = 0x10000,        /* 64KB */
> > +                   .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE |
> > +                           JAILHOUSE_MEM_EXECUTE | JAILHOUSE_MEM_DMA |
> > +                           JAILHOUSE_MEM_LOADABLE,
> > +           },
> > +           /* RAM load */ {
> > +                   .phys_start = 0x8e0000000,
> > +                   .virt_start = 0x8e0000000,
> > +                   .size = 0x1fff0000,     /* (512MB - 64KB) */
> > +                   .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE |
> > +                           JAILHOUSE_MEM_EXECUTE | JAILHOUSE_MEM_DMA |
> > +                           JAILHOUSE_MEM_LOADABLE,
> > +           },
> > +           /* MCU UART0 */ {
> > +                   .phys_start = 0x40a00000,
> > +                   .virt_start = 0x40a00000,
> > +                   .size = 0x10000,
> > +                   .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE |
> > +                           JAILHOUSE_MEM_IO,
> > +           },
> > +           /* sdhci0 */ {
> > +                   .phys_start = 0x4f80000,
> > +                   .virt_start = 0x4f80000,
> > +                   .size = 0x1000,
> > +                   .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE |
> > +                           JAILHOUSE_MEM_IO,
> > +           },
> > +           /* sdhci0 */ {
> > +                   .phys_start = 0x4f90000,
> > +                   .virt_start = 0x4f90000,
> > +                   .size = 0x1000,
> > +                   .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE |
> > +                           JAILHOUSE_MEM_IO,
> > +           },
> > +           /* main sproxy target_data host_id=A53_3 */ {
> > +                   .phys_start = 0x3240f000,
> > +                   .virt_start = 0x3240f000,
> > +                   .size = 0x05000,
> > +                   .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE |
> > +                           JAILHOUSE_MEM_IO,
> > +           },
> > +           /* main sproxy rt host_id=A53_3 */ {
> > +                   .phys_start = 0x3280f000,
> > +                   .virt_start = 0x3280f000,
> > +                   .size = 0x05000,
> > +                   .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE |
> > +                           JAILHOUSE_MEM_IO,
> > +           },
> > +           /* main sproxy scfg host_id=A53_3 */ {
> > +                   .phys_start = 0x32c0f000,
> > +                   .virt_start = 0x32c0f000,
> > +                   .size = 0x05000,
> > +                   .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE |
> > +                           JAILHOUSE_MEM_IO,
> > +           },
> > +           /* communication region */ {
> > +                   .virt_start = 0x80000000,
> > +                   .size = 0x00001000,
> > +                   .flags = JAILHOUSE_MEM_READ | JAILHOUSE_MEM_WRITE |
> > +                           JAILHOUSE_MEM_COMM_REGION,
> > +           },
> > +   },
> > +
> > +   .irqchips = {
> > +           {
> > +                   .address = 0x01800000,
> > +                   .pin_base = 32,
> > +                   .pin_bitmap = {
> > +                   0x0, 0x80, 0x00, 0,
> > +                   },
> > +           },
> > +           {
> > +                   .address = 0x01800000,
> > +                   .pin_base = 160,
> > +                   .pin_bitmap = {
> > +                   /* sdhc */
> > +                   1 << (168 - 160) |
> > +                   /* vpci */
> > +                   1 << (189 - 160) |
> > +                   1 << (190 - 160),
> > +                   0x00, 0x00, 0,
> > +                   },
> > +           },
> > +           {
> > +                   .address = 0x01800000,
> > +                   .pin_base = 544,
> > +                   .pin_bitmap = {
> > +                   0, 0x200000, 0, 0,
> > +                   },
> > +           },
> > +   },
> > +
> > +   .pci_devices = {
> > +           /* 00:00.0 */ {
> > +                   .type = JAILHOUSE_PCI_TYPE_IVSHMEM,
> > +                   .bdf = 0 << 3,
> > +                   .bar_mask = JAILHOUSE_IVSHMEM_BAR_MASK_INTX_64K,
> > +                   .shmem_regions_start = 0,
> > +                   .shmem_dev_id = 2,
> > +                   .shmem_peers = 3,
> > +                   .shmem_protocol = JAILHOUSE_SHMEM_PROTO_UNDEFINED,
> > +           },
> > +           /* 00:01.0 */ {
> > +                   .type = JAILHOUSE_PCI_TYPE_IVSHMEM,
> > +                   .bdf = 1 << 3,
> > +                   .bar_mask = JAILHOUSE_IVSHMEM_BAR_MASK_INTX_64K,
> > +                   .shmem_regions_start = 5,
> > +                   .shmem_dev_id = 1,
> > +                   .shmem_peers = 2,
> > +                   .shmem_protocol = JAILHOUSE_SHMEM_PROTO_VETH,
> > +           },
> > +   },
> > +};
> 
> Applied patches 1-3.
> 
> This one here still makes we wonder if we can model it by adding a
> config switch to the existing k3-am654-idk-linux-demo.c. That would
> avoid having to maintain common bits (the majority of both files) twice.
>

Yeah that is actually a better plan, and will submit another patchset revision
with the simpler modifications.

- Matt

> Jan
> 
> -- 
> Siemens AG, Technology
> Competence Center Embedded Linux

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