hal_arm_iq80310.cdl

基于ecos的redboot

            default_value { "-Wl,--gc-sections -Wl,-static -g -O2 -nostdlib" }
            description   "
                This option controls the global linker flags. Individual
                packages may define options which override these global flags."
        }

        cdl_option CYGBLD_BUILD_GDB_STUBS {
            display "Build GDB stub ROM image"
            default_value 0
            requires { CYG_HAL_STARTUP == "ROM" }
            requires CYGSEM_HAL_ROM_MONITOR
            requires CYGBLD_BUILD_COMMON_GDB_STUBS
            requires CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
            requires CYGDBG_HAL_DEBUG_GDB_BREAK_SUPPORT
            requires CYGDBG_HAL_DEBUG_GDB_THREAD_SUPPORT
            requires ! CYGDBG_HAL_COMMON_INTERRUPTS_SAVE_MINIMUM_CONTEXT
            requires ! CYGDBG_HAL_COMMON_CONTEXT_SAVE_MINIMUM
            no_define
            description "
                This option enables the building of the GDB stubs for the
                board. The common HAL controls takes care of most of the
                build process, but the final conversion from ELF image to
                binary data is handled by the platform CDL, allowing
                relocation of the data if necessary."

            make -priority 320 {
                <PREFIX>/bin/gdb_module.bin : <PREFIX>/bin/gdb_module.img
                $(OBJCOPY) -O binary $< $@
            }
        }
    }

    cdl_option CYGNUM_HAL_BREAKPOINT_LIST_SIZE {
        display       "Number of breakpoints supported by the HAL."
        flavor        data
        default_value 32
        description   "
            This option determines the number of breakpoints supported by the HAL."
    }

    cdl_component CYGPKG_HAL_ARM_IQ80310_OPTIONS {
        display "XScale IQ80310 build options"
        flavor  none
        description   "
	    Package specific build options including control over
	    compiler flags used only in building this package,
	    and details of which tests are built."

	cdl_option CYGSEM_HAL_ARM_IQ80310_BTB {
            display       "Enable Branch Target Buffer"
            flavor        bool
            default_value 0
            description   "
                Enable this option to turn on the IQ80200 Branch Target Buffer
                which is used for branch prediction. This is turned off by
                default because of CPU errata which may cause thumb branches
                to execute improperly on A-step CPUs. Normal ARM programs are
                not affected by this errata, so enabling this option for
                ARM-only applications may improve program performance."
        }

	cdl_option CYGSEM_HAL_ARM_IQ80310_CLEAR_PCI_RETRY {
            display       "Have RedBoot clear PCI Retry bit"
            flavor        bool
            default_value 1
            description   "
                This option controls whether or not RedBoot allows the host PC
                to completely boot. In some cases, you may not want to allow
                this if RedBoot is used to automatically launch an application
                which needs to run some setup code before allowing the PC to
                finish booting. In that case, the application code, not RedBoot
                will clear the PCI retry bit."
        }

        cdl_option CYGPKG_HAL_ARM_IQ80310_CFLAGS_ADD {
            display "Additional compiler flags"
            flavor  data
            no_define
            default_value { "" }
            description   "
                This option modifies the set of compiler flags for
                building the XScale IQ80310 HAL. These flags are used
		in addition to the set of global flags."
        }

        cdl_option CYGPKG_HAL_ARM_IQ80310_CFLAGS_REMOVE {
            display "Suppressed compiler flags"
            flavor  data
            no_define
            default_value { "" }
            description   "
                This option modifies the set of compiler flags for
                building the XScale IQ80310 HAL. These flags are
		removed from the set of global flags if present."
        }

        cdl_option CYGPKG_HAL_ARM_IQ80310_TESTS {
            display "XScale IQ80310 tests"
            flavor  data
            no_define
            calculated { "" }
            description   "
                This option specifies the set of tests for the XScale IQ80310 HAL."
        }

    }

    cdl_component CYGHWR_MEMORY_LAYOUT {
        display "Memory layout"
        flavor data
        no_define
        calculated { CYG_HAL_STARTUP == "RAM" ?       "arm_iq80310_ram" : \
                     CYGSEM_HAL_ARM_IQ80310_ARMBOOT ? "arm_iq80310_roma" : \
	                                              "arm_iq80310_rom" }

        cdl_option CYGHWR_MEMORY_LAYOUT_LDI {
            display "Memory layout linker script fragment"
            flavor data
            no_define
            define -file system.h CYGHWR_MEMORY_LAYOUT_LDI
            calculated { CYG_HAL_STARTUP == "RAM" ? "<pkgconf/mlt_arm_iq80310_ram.ldi>" : \
                         CYGSEM_HAL_ARM_IQ80310_ARMBOOT ? "<pkgconf/mlt_arm_iq80310_roma.ldi>" : \
                                                    "<pkgconf/mlt_arm_iq80310_rom.ldi>" }
        }

        cdl_option CYGHWR_MEMORY_LAYOUT_H {
            display "Memory layout header file"
            flavor data
            no_define
            define -file system.h CYGHWR_MEMORY_LAYOUT_H
            calculated { CYG_HAL_STARTUP == "RAM" ? "<pkgconf/mlt_arm_iq80310_ram.h>" : \
                         CYGSEM_HAL_ARM_IQ80310_ARMBOOT ? "<pkgconf/mlt_arm_iq80310_roma.h>" : \
                                                    "<pkgconf/mlt_arm_iq80310_rom.h>" }
        }
    }

    cdl_option CYGSEM_HAL_ROM_MONITOR {
        display       "Behave as a ROM monitor"
        flavor        bool
        default_value 0
        parent        CYGPKG_HAL_ROM_MONITOR
        requires      { CYG_HAL_STARTUP == "ROM" }
        description   "
            Enable this option if this program is to be used as a ROM monitor,
            i.e. applications will be loaded into RAM on the board, and this
            ROM monitor may process exceptions or interrupts generated from the
            application. This enables features such as utilizing a separate
            interrupt stack when exceptions are generated."
    }

    cdl_option CYGSEM_HAL_USE_ROM_MONITOR {
         display       "Work with a ROM monitor"
         flavor        booldata
         legal_values  { "Generic" "GDB_stubs" }
         default_value { CYG_HAL_STARTUP == "RAM" ? "GDB_stubs" : 0 }
         parent        CYGPKG_HAL_ROM_MONITOR
         requires      { CYG_HAL_STARTUP == "RAM" }
         description   "
             Support can be enabled for different varieties of ROM monitor.
             This support changes various eCos semantics such as the encoding
             of diagnostic output, or the overriding of hardware interrupt
             vectors.
             Firstly there is \"Generic\" support which prevents the HAL
             from overriding the hardware vectors that it does not use, to
             instead allow an installed ROM monitor to handle them. This is
             the most basic support which is likely to be common to most
             implementations of ROM monitor.
             \"GDB_stubs\" provides support when GDB stubs are included in
             the ROM monitor or boot ROM."
     }

    cdl_component CYGPKG_REDBOOT_HAL_OPTIONS {
        display       "Redboot HAL options"
        flavor        none
        no_define
        parent        CYGPKG_REDBOOT
        active_if     CYGPKG_REDBOOT
        description   "
            This option lists the target's requirements for a valid Redboot
            configuration."
    
        cdl_option CYGBLD_BUILD_REDBOOT_BIN {
            display       "Build Redboot ROM binary image"
            active_if     CYGBLD_BUILD_REDBOOT
            default_value 1
            no_define
            description "This option enables the conversion of the Redboot ELF
                         image to a binary image suitable for ROM programming."
    
            compile -library=libextras.a diag/diag.c diag/io_utils.c diag/external_timer.c \
				diag/i557_eep.c diag/pci_serv.c diag/interrupts.c          \
				diag/xscale_test.c diag/flash.c diag/cycduart.c            \
                                diag/ether_test.c diag/memtest.c diag/test_menu.c          \
				diag/irq.S
    
            make -priority 325 {
                <PREFIX>/bin/redboot.bin : <PREFIX>/bin/redboot.elf
                $(OBJCOPY) --strip-debug $< $(@:.bin=.img) 
                $(OBJCOPY) -O srec $< $(@:.bin=.srec)
                $(OBJCOPY) -O binary $< $@
            }
        }
    }

}