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[/] [openrisc/] [trunk/] [rtos/] [ecos-2.0/] [packages/] [io/] [pci/] [v2_0/] [tests/] [pci2.c] - Rev 27
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//========================================================================== // // pci2.c // // Test PCI library's resource allocation. // //========================================================================== //####ECOSGPLCOPYRIGHTBEGIN#### // ------------------------------------------- // This file is part of eCos, the Embedded Configurable Operating System. // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc. // // eCos is free software; you can redistribute it and/or modify it under // the terms of the GNU General Public License as published by the Free // Software Foundation; either version 2 or (at your option) any later version. // // eCos is distributed in the hope that it will be useful, but WITHOUT ANY // WARRANTY; without even the implied warranty of MERCHANTABILITY or // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License // for more details. // // You should have received a copy of the GNU General Public License along // with eCos; if not, write to the Free Software Foundation, Inc., // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. // // As a special exception, if other files instantiate templates or use macros // or inline functions from this file, or you compile this file and link it // with other works to produce a work based on this file, this file does not // by itself cause the resulting work to be covered by the GNU General Public // License. However the source code for this file must still be made available // in accordance with section (3) of the GNU General Public License. // // This exception does not invalidate any other reasons why a work based on // this file might be covered by the GNU General Public License. // // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc. // at http://sources.redhat.com/ecos/ecos-license/ // ------------------------------------------- //####ECOSGPLCOPYRIGHTEND#### //========================================================================== //#####DESCRIPTIONBEGIN#### // // Author(s): jskov // Contributors: jskov // Date: 1999-03-17 // Description: Simple test that prints out information about found // PCI devices. Entirely passive - no configuration happens. // //####DESCRIPTIONEND#### #include <pkgconf/system.h> #include <cyg/infra/diag.h> // diag_printf #include <cyg/infra/testcase.h> // test macros #include <cyg/infra/cyg_ass.h> // assertion macros // Package requirements #if defined(CYGPKG_IO_PCI) && defined(CYGPKG_KERNEL) #include <pkgconf/kernel.h> #include <pkgconf/io_pci.h> #include <cyg/io/pci.h> #include <cyg/hal/hal_arch.h> // Package option requirements #if defined(CYGFUN_KERNEL_API_C) && defined(CYG_PCI_PRESENT) #include <cyg/kernel/kapi.h> unsigned char stack[CYGNUM_HAL_STACK_SIZE_TYPICAL]; cyg_thread thread_data; cyg_handle_t thread_handle; void pci_test( void ) { cyg_pci_device dev_info; CYG_PCI_ADDRESS64 mem_base; CYG_PCI_ADDRESS64 mem_assigned_addr; CYG_PCI_ADDRESS32 io_base; CYG_PCI_ADDRESS32 io_assigned_addr; // Verify that space type requests are checked. dev_info.base_size[0] = CYG_PCI_CFG_BAR_SPACE_IO; CYG_TEST_CHECK(!cyg_pci_allocate_memory_priv(&dev_info, 0, &mem_base, &mem_assigned_addr), "cyg_pci_allocate_memory_priv accepted IO request"); dev_info.base_size[0] = CYG_PCI_CFG_BAR_SPACE_MEM; CYG_TEST_CHECK(!cyg_pci_allocate_io_priv(&dev_info, 0, &io_base, &io_assigned_addr), "cyg_pci_allocate_io_priv accepted MEM request"); // Check allocation and alignment of IO space io_base = 0x0000; // Size 4 dev_info.base_size[0] = CYG_PCI_CFG_BAR_SPACE_IO | 0xfffffffc; CYG_TEST_CHECK(cyg_pci_allocate_io_priv(&dev_info, 0, &io_base, &io_assigned_addr), "cyg_pci_allocate_io_priv(4) failed"); CYG_TEST_CHECK(0x0004 == io_base, "cyg_pci_allocate_io_priv(4) size failed"); CYG_TEST_CHECK(0x0000 == io_assigned_addr, "cyg_pci_allocate_io_priv(4) align failed"); // Size 8 (alignment required) dev_info.base_size[0] = CYG_PCI_CFG_BAR_SPACE_IO | 0xfffffff8; CYG_TEST_CHECK(cyg_pci_allocate_io_priv(&dev_info, 0, &io_base, &io_assigned_addr), "cyg_pci_allocate_io_priv(8) failed"); CYG_TEST_CHECK(0x0010 == io_base, "cyg_pci_allocate_io_priv(8) size failed"); CYG_TEST_CHECK(0x0008 == io_assigned_addr, "cyg_pci_allocate_io_priv(8) align failed"); // Size 16 (no alignment required) dev_info.base_size[0] = CYG_PCI_CFG_BAR_SPACE_IO | 0xfffffff0; CYG_TEST_CHECK(cyg_pci_allocate_io_priv(&dev_info, 0, &io_base, &io_assigned_addr), "cyg_pci_allocate_io_priv(16) failed"); CYG_TEST_CHECK(0x0020 == io_base, "cyg_pci_allocate_io_priv(16) size failed"); CYG_TEST_CHECK(0x0010 == io_assigned_addr, "cyg_pci_allocate_io_priv(16) align failed"); // Size 64 (alignment required) dev_info.base_size[0] = CYG_PCI_CFG_BAR_SPACE_IO | 0xffffffc0; CYG_TEST_CHECK(cyg_pci_allocate_io_priv(&dev_info, 0, &io_base, &io_assigned_addr), "cyg_pci_allocate_io_priv(64) failed"); CYG_TEST_CHECK(0x0080 == io_base, "cyg_pci_allocate_io_priv(64) size failed"); CYG_TEST_CHECK(0x0040 == io_assigned_addr, "cyg_pci_allocate_io_priv(64) align failed"); // Size 256 (alignment required) dev_info.base_size[0] = CYG_PCI_CFG_BAR_SPACE_IO | 0xffffff00; CYG_TEST_CHECK(cyg_pci_allocate_io_priv(&dev_info, 0, &io_base, &io_assigned_addr), "cyg_pci_allocate_io_priv(256) failed"); CYG_TEST_CHECK(0x0200 == io_base, "cyg_pci_allocate_io_priv(256) size failed"); CYG_TEST_CHECK(0x0100 == io_assigned_addr, "cyg_pci_allocate_io_priv(256) align failed"); // Check allocation and alignment of MEM space mem_base = 0x00000000; // Size 16 (no alignment required) dev_info.base_size[0] = CYG_PCI_CFG_BAR_SPACE_MEM | 0xfffffff0; CYG_TEST_CHECK(cyg_pci_allocate_memory_priv(&dev_info, 0, &mem_base, &mem_assigned_addr), "cyg_pci_allocate_memory_priv(16) failed"); CYG_TEST_CHECK(0x00000010 == mem_base, "cyg_pci_allocate_memory_priv(16) size failed"); CYG_TEST_CHECK(0x00000000 == mem_assigned_addr, "cyg_pci_allocate_memory_priv(16) align failed"); // Size 64 (alignment required - <1MB) dev_info.base_size[0] = (CYG_PCI_CFG_BAR_SPACE_MEM | CYG_PRI_CFG_BAR_MEM_TYPE_1M | 0xffffffc0); CYG_TEST_CHECK(cyg_pci_allocate_memory_priv(&dev_info, 0, &mem_base, &mem_assigned_addr), "cyg_pci_allocate_memory_priv(64/<1MB) failed"); CYG_TEST_CHECK(0x00000080 == mem_base, "cyg_pci_allocate_memory_priv(64/<1MB) size failed"); CYG_TEST_CHECK(0x00000040 == mem_assigned_addr, "cyg_pci_allocate_memory_priv(64/<1MB) align failed"); // Size 1MB (alignment required) dev_info.base_size[0] = CYG_PCI_CFG_BAR_SPACE_MEM | 0xfff00000; CYG_TEST_CHECK(cyg_pci_allocate_memory_priv(&dev_info, 0, &mem_base, &mem_assigned_addr), "cyg_pci_allocate_memory_priv(1MB) failed"); CYG_TEST_CHECK(0x00200000 == mem_base, "cyg_pci_allocate_memory_priv(1MB) size failed"); CYG_TEST_CHECK(0x00100000 == mem_assigned_addr, "cyg_pci_allocate_memory_priv(1MB) align failed"); // Size 16MB (alignment required) dev_info.base_size[0] = CYG_PCI_CFG_BAR_SPACE_MEM | 0xff000000; CYG_TEST_CHECK(cyg_pci_allocate_memory_priv(&dev_info, 0, &mem_base, &mem_assigned_addr), "cyg_pci_allocate_memory_priv(16MB) failed"); CYG_TEST_CHECK(0x02000000 == mem_base, "cyg_pci_allocate_memory_priv(16MB) size failed"); CYG_TEST_CHECK(0x01000000 == mem_assigned_addr, "cyg_pci_allocate_memory_priv(16MB) align failed"); // Size 32 (no alignment required - <1MB - FAILS!) // Note: When more clever allocation has been made for the bottom // 1MB of PCI memory space, this test needs to be made more elaborate. dev_info.base_size[0] = (CYG_PCI_CFG_BAR_SPACE_MEM | CYG_PRI_CFG_BAR_MEM_TYPE_1M | 0xffffffe0); CYG_TEST_CHECK(!cyg_pci_allocate_memory_priv(&dev_info, 0, &mem_base, &mem_assigned_addr), "cyg_pci_allocate_memory_priv(32/<1MB) unexpectedly worked!"); // TBD: Check 64bit MEM allocation. CYG_TEST_PASS_FINISH("pci2 test OK"); } void cyg_start(void) { CYG_TEST_INIT(); cyg_thread_create(10, // Priority - just a number (cyg_thread_entry_t*)pci_test, // entry 0, // "pci_thread", // Name &stack[0], // Stack CYGNUM_HAL_STACK_SIZE_TYPICAL, // Size &thread_handle, // Handle &thread_data // Thread data structure ); cyg_thread_resume(thread_handle); cyg_scheduler_start(); } #else // CYGFUN_KERNEL_API_C && CYG_PCI_PRESENT #define N_A_MSG "Needs kernel C API & PCI platform support" #endif #else // CYGPKG_IO_PCI && CYGPKG_KERNEL #define N_A_MSG "Needs IO/PCI and Kernel" #endif #ifdef N_A_MSG void cyg_start( void ) { CYG_TEST_INIT(); CYG_TEST_NA( N_A_MSG); } #endif // N_A_MSG // EOF pci1.c
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