Index: uspace/drv/platform/arm64virt/Makefile =================================================================== --- uspace/drv/platform/arm64virt/Makefile (revision 739bc43d0eca287d3ca6926cec2d4a1ccd4ed5b2) +++ uspace/drv/platform/arm64virt/Makefile (revision 739bc43d0eca287d3ca6926cec2d4a1ccd4ed5b2) @@ -0,0 +1,36 @@ +# +# Copyright (c) 2016 Petr Pavlu +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# - Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# - Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# - The name of the author may not be used to endorse or promote products +# derived from this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR +# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES +# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. +# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, +# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT +# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# + +USPACE_PREFIX = ../../.. +LIBS = drv +BINARY = arm64virt + +SOURCES = \ + arm64virt.c + +include $(USPACE_PREFIX)/Makefile.common Index: uspace/drv/platform/arm64virt/arm64virt.c =================================================================== --- uspace/drv/platform/arm64virt/arm64virt.c (revision 739bc43d0eca287d3ca6926cec2d4a1ccd4ed5b2) +++ uspace/drv/platform/arm64virt/arm64virt.c (revision 739bc43d0eca287d3ca6926cec2d4a1ccd4ed5b2) @@ -0,0 +1,271 @@ +/* + * Copyright (c) 2016 Petr Pavlu + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/** + * @addtogroup arm64virt + * @{ + */ + +/** @file + */ + +#include +#include +#include +#include +#include + +#include +#include +#include +#include + +#define NAME "arm64virt" + +enum { + arm64virt_ic_distr_membase = 0x08000000, + arm64virt_ic_distr_memsize = 0x00001000, + arm64virt_ic_cpui_membase = 0x08010000, + arm64virt_ic_cpui_memsize = 0x00001004, + arm64virt_uart_irq = 33, + arm64virt_uart_membase = 0x09000000, + arm64virt_uart_memsize = 0x00001000 +}; + +typedef struct arm64virt_fun { + hw_resource_list_t hw_resources; +} arm64virt_fun_t; + +static errno_t arm64virt_dev_add(ddf_dev_t *); + +static driver_ops_t arm64virt_ops = { + .dev_add = &arm64virt_dev_add +}; + +static driver_t arm64virt_driver = { + .name = NAME, + .driver_ops = &arm64virt_ops +}; + +static hw_resource_t arm64virt_ic_res[] = { + { + .type = MEM_RANGE, + .res.mem_range = { + .address = arm64virt_ic_distr_membase, + .size = arm64virt_ic_distr_memsize, + .relative = false, + .endianness = LITTLE_ENDIAN + } + }, + { + .type = MEM_RANGE, + .res.mem_range = { + .address = arm64virt_ic_cpui_membase, + .size = arm64virt_ic_cpui_memsize, + .relative = false, + .endianness = LITTLE_ENDIAN + } + } +}; + +static hw_resource_t arm64virt_uart_res[] = { + { + .type = MEM_RANGE, + .res.mem_range = { + .address = arm64virt_uart_membase, + .size = arm64virt_uart_memsize, + .relative = false, + .endianness = LITTLE_ENDIAN + } + }, + { + .type = INTERRUPT, + .res.interrupt = { + .irq = arm64virt_uart_irq + } + } +}; + +static pio_window_t arm64virt_pio_window = { + .mem = { + .base = 0, + .size = -1 + } +}; + +static arm64virt_fun_t arm64virt_ic_fun_proto = { + .hw_resources = { + sizeof(arm64virt_ic_res) / sizeof(arm64virt_ic_res[0]), + arm64virt_ic_res + }, +}; + +static arm64virt_fun_t arm64virt_uart_fun_proto = { + .hw_resources = { + sizeof(arm64virt_uart_res) / sizeof(arm64virt_uart_res[0]), + arm64virt_uart_res + }, +}; + +/** Obtain function soft-state from DDF function node. */ +static arm64virt_fun_t *arm64virt_fun(ddf_fun_t *fnode) +{ + return ddf_fun_data_get(fnode); +} + +static hw_resource_list_t *arm64virt_get_resources(ddf_fun_t *fnode) +{ + arm64virt_fun_t *fun = arm64virt_fun(fnode); + + assert(fun != NULL); + return &fun->hw_resources; +} + +static errno_t arm64virt_enable_interrupt(ddf_fun_t *fun, int irq) +{ + /* TODO */ + return false; +} + +static pio_window_t *arm64virt_get_pio_window(ddf_fun_t *fnode) +{ + return &arm64virt_pio_window; +} + +static hw_res_ops_t arm64virt_hw_res_ops = { + .get_resource_list = &arm64virt_get_resources, + .enable_interrupt = &arm64virt_enable_interrupt, +}; + +static pio_window_ops_t arm64virt_pio_window_ops = { + .get_pio_window = &arm64virt_get_pio_window +}; + +static ddf_dev_ops_t arm64virt_fun_ops = { + .interfaces = { + [HW_RES_DEV_IFACE] = &arm64virt_hw_res_ops, + [PIO_WINDOW_DEV_IFACE] = &arm64virt_pio_window_ops + } +}; + +static errno_t arm64virt_add_fun(ddf_dev_t *dev, const char *name, + const char *str_match_id, arm64virt_fun_t *fun_proto) +{ + ddf_msg(LVL_NOTE, "Adding function '%s'.", name); + + ddf_fun_t *fnode = NULL; + errno_t rc; + + /* Create new device. */ + fnode = ddf_fun_create(dev, fun_inner, name); + if (fnode == NULL) { + ddf_msg(LVL_ERROR, "Error creating function '%s'.", name); + rc = ENOMEM; + goto error; + } + + arm64virt_fun_t *fun = ddf_fun_data_alloc(fnode, + sizeof(arm64virt_fun_t)); + *fun = *fun_proto; + + /* Add match ID. */ + rc = ddf_fun_add_match_id(fnode, str_match_id, 100); + if (rc != EOK) { + ddf_msg(LVL_ERROR, "Error adding match ID to function '%s'.", + name); + goto error; + } + + /* Set provided operations to the device. */ + ddf_fun_set_ops(fnode, &arm64virt_fun_ops); + + /* Register function. */ + rc = ddf_fun_bind(fnode); + if (rc != EOK) { + ddf_msg(LVL_ERROR, "Failed binding function '%s'.", name); + goto error; + } + + return EOK; + +error: + if (fnode != NULL) + ddf_fun_destroy(fnode); + + return rc; +} + +static errno_t arm64virt_add_functions(ddf_dev_t *dev) +{ + errno_t rc; + + rc = arm64virt_add_fun(dev, "intctl", "arm/gicv2", + &arm64virt_ic_fun_proto); + if (rc != EOK) + return rc; + + rc = arm64virt_add_fun(dev, "uart", "arm/pl011", + &arm64virt_uart_fun_proto); + if (rc != EOK) + return rc; + + return EOK; +} + +/** Add device. */ +static errno_t arm64virt_dev_add(ddf_dev_t *dev) +{ + ddf_msg(LVL_NOTE, "arm64virt_dev_add(), device=%s.", + ddf_dev_get_name(dev)); + + /* Register functions. */ + if (arm64virt_add_functions(dev)) + ddf_msg(LVL_ERROR, "Failed to add functions for ARM64 QEMU " + "virt platform."); + + return EOK; +} + +int main(int argc, char *argv[]) +{ + errno_t rc; + + printf(NAME ": HelenOS ARM64 QEMU virt platform driver\n"); + + rc = ddf_log_init(NAME); + if (rc != EOK) { + printf(NAME ": Failed connecting logging service."); + return 1; + } + + return ddf_driver_main(&arm64virt_driver); +} + +/** + * @} + */ Index: uspace/drv/platform/arm64virt/arm64virt.ma =================================================================== --- uspace/drv/platform/arm64virt/arm64virt.ma (revision 739bc43d0eca287d3ca6926cec2d4a1ccd4ed5b2) +++ uspace/drv/platform/arm64virt/arm64virt.ma (revision 739bc43d0eca287d3ca6926cec2d4a1ccd4ed5b2) @@ -0,0 +1,1 @@ +10 platform/arm64virt