[U-Boot] [PATCH v9 15/30] autoconfig.mk: Make it possible to define configs from other configs

[Benoît Thébaudeau]

Dear Wolfgang Denk,

On Thursday, March 7, 2013 12:38:04 PM, Benoît Thébaudeau wrote:
> Dear Wolfgang Denk,
> 
> On Thursday, March 7, 2013 7:57:13 AM, Wolfgang Denk wrote:
> > Dear Benoît Thébaudeau,
> > 
> > In message
> > <1362596377-5827-15-git-send-email-benoit.thebaudeau at advansee.com>
> > you wrote:
> > >
> > > +	# ... and from configs defined from other configs
> > > +	s/="\(CONFIG_[A-Za-z0-9_][A-Za-z0-9_]*\)"/=$(\1)/;
> > 
> > Should we not remove the lower case letters here?  Such are not
> > supposed to be used in macro names.
> 
> I don't think so. They're indeed not supposed to be used, but there are
> perhaps
> exceptions somewhere, and it's not the purpose of this script to enforce such
> a
> rule. Also, note that lowercase letters are used in the main line filter of
> this
> script too.
> 
> But if this is a strong requirement from you to remove lowercase letters
> here,
> just tell me, and I'll make the change. In that case, should the main line
> filter be changed too?

I've just performed a quick search, and there are many exceptions:

CONFIG_100MHz
CONFIG_200MHz
CONFIG_266MHz
CONFIG_300MHz
CONFIG_44x
CONFIG_4x
CONFIG_4xx
CONFIG_4xx_CONFIG_BLOCKSIZE
CONFIG_4xx_CONFIG_I2C_EEPROM_ADDR
CONFIG_4xx_CONFIG_I2C_EEPROM_OFFSET
CONFIG_4xx_DCACHE
CONFIG_50MHz
CONFIG_5xx
CONFIG_5xx_CONS_SCI1
CONFIG_5xx_CONS_SCI2
CONFIG_5xx_GCLK_FREQ
CONFIG_66MHz
CONFIG_74x
CONFIG_74xx
CONFIG_74xx_7xx
CONFIG_75MHz
CONFIG_75x
CONFIG_7xx
CONFIG_80MHz
CONFIG_82xx_CONS_SMC1
CONFIG_82xx_CONS_SMC2
CONFIG_8xx
CONFIG_8xx_BOOTDELAY
CONFIG_8xx_BUSCLOCK
CONFIG_8xx_CONS_
CONFIG_8xx_CONS_NONE
CONFIG_8xx_CONS_SCC1
CONFIG_8xx_CONS_SCC2
CONFIG_8xx_CONS_SCC3
CONFIG_8xx_CONS_SCC4
CONFIG_8xx_CONS_SCCx
CONFIG_8xx_CONS_SMC1
CONFIG_8xx_CONS_SMC2
CONFIG_8xx_CONS_SMCx
CONFIG_8xx_CPUCLK_DEFAULT
CONFIG_8xx_CPUCLOCK
CONFIG_8xx_GCLK_FREQ
CONFIG_8xx_OSCLK
CONFIG_8xx_TFTP_MODE
CONFIG_ARCH_GTA02_v1
CONFIG_ARCH_GTA02_v2
CONFIG_AT32UC3A0xxx
CONFIG_BAB7xx
CONFIG_BF50x
CONFIG_BF51x
CONFIG_BF52x
CONFIG_BF54x
CONFIG_BF60x
CONFIG_BOARD_EARLY_INIT_f
CONFIG_BUSMODE_60x
CONFIG_CCLK_DIV_not_defined_properly
CONFIG_CF_V4e
CONFIG_CLKIN_66MHz
CONFIG_CM41xx
CONFIG_DB_CR826_J30x_ON
CONFIG_DISPLAY_AER_xxxx
CONFIG_EBC_PPC4xx_IBM_VER1
CONFIG_EB_CPUx9K2_H_
CONFIG_ETHER_ON_FCCx
CONFIG_eTSEC_MDIO_BUS
CONFIG_FEL8xx_AT
CONFIG_galaxy5200_LOWBOOT
CONFIG_IB62x0_H
CONFIG_IDE_8xx_DIRECT
CONFIG_IDE_8xx_PCCARD
CONFIG_IP86x
CONFIG_M520x
CONFIG_M5301x
CONFIG_M547x
CONFIG_M548x
CONFIG_MB86R0x
CONFIG_MB86R0x_IOCLK
CONFIG_MCF520x
CONFIG_MCF5227x
CONFIG_MCF523x
CONFIG_MCF52x2
CONFIG_MCF5301x
CONFIG_MCF532x
CONFIG_MCF537x
CONFIG_MCF5441x
CONFIG_MCF5445x
CONFIG_MCF547x_8x
CONFIG_MPC512x_FEC
CONFIG_MPC5xxx
CONFIG_MPC5xxx_FEC
CONFIG_MPC5xxx_FEC_MII10
CONFIG_MPC5xxx_FEC_MII100
CONFIG_MPC5xxx_FEC_SEVENWIRE
CONFIG_MPC5xxx_MII10
CONFIG_MPC830x
CONFIG_MPC831x
CONFIG_MPC832x
CONFIG_MPC834x
CONFIG_MPC837x
CONFIG_MPC83xx
CONFIG_MPC85xx
CONFIG_MPC86x
CONFIG_MPC86xADS
CONFIG_MPC86xx
CONFIG_MPC8xxx_DISABLE_BPTR
CONFIG_nand
CONFIG_P3Mx
CONFIG_PCI_4xx_PTM_OVERWRITE
CONFIG_PDSP188x
CONFIG_PHYx_ADDR
CONFIG_PL01x_PORTS
CONFIG_PPC4xx_DDR_AUTOCALIBRATION
CONFIG_PPC4xx_DDR_METHOD_A
CONFIG_PPC4xx_EMAC
CONFIG_RTC_DS164x
CONFIG_RTC_DS174x
CONFIG_RTC_MPC8xx
CONFIG_SACSng
CONFIG_SDRAM_PPC4xx_DENALI_DDR2
CONFIG_SDRAM_PPC4xx_IBM_DDR
CONFIG_SDRAM_PPC4xx_IBM_DDR2
CONFIG_SDRAM_PPC4xx_IBM_SDRAM
CONFIG_SHARP_16x9
CONFIG_SHEEVA_88SV331xV5
CONFIG_spear300
CONFIG_spear310
CONFIG_spear320
CONFIG_SVM_SC8xx
CONFIG_SYS_4xx_CHIP_21_405EX_NO_SECURITY
CONFIG_SYS_4xx_CHIP_21_405EXr_NO_SECURITY
CONFIG_SYS_4xx_CHIP_21_405EXr_SECURITY
CONFIG_SYS_4xx_CHIP_21_405EX_SECURITY
CONFIG_SYS_4xx_CHIP_21_ERRATA
CONFIG_SYS_4xx_GPIO_TABLE
CONFIG_SYS_4xx_RESET_TYPE
CONFIG_SYS_60x_BR
CONFIG_SYS_60x_OR
CONFIG_SYS_8xx_CPUCLK_MAX
CONFIG_SYS_8xx_CPUCLK_MIN
CONFIG_SYS_BCR_60x
CONFIG_SYS_BRx_PRELIM
CONFIG_SYS_CMA_CSn_
CONFIG_SYS_CSn_BASE
CONFIG_SYS_CSn_CTRL
CONFIG_SYS_CSn_MASK
CONFIG_SYS_CSx_BASE
CONFIG_SYS_CSx_RO
CONFIG_SYS_CSx_SIZE
CONFIG_SYS_CSx_WIDTH
CONFIG_SYS_CSx_WS
CONFIG_SYS_DM36x_AB1CR
CONFIG_SYS_DM36x_AB2CR
CONFIG_SYS_DM36x_AWCCR
CONFIG_SYS_DM36x_DDR2_DDRPHYCR
CONFIG_SYS_DM36x_DDR2_PBBPR
CONFIG_SYS_DM36x_DDR2_SDBCR
CONFIG_SYS_DM36x_DDR2_SDRCR
CONFIG_SYS_DM36x_DDR2_SDTIMR
CONFIG_SYS_DM36x_DDR2_SDTIMR2
CONFIG_SYS_DM36x_PERI_CLK_CTRL
CONFIG_SYS_DM36x_PINMUX0
CONFIG_SYS_DM36x_PINMUX1
CONFIG_SYS_DM36x_PINMUX2
CONFIG_SYS_DM36x_PINMUX3
CONFIG_SYS_DM36x_PINMUX4
CONFIG_SYS_DM36x_PLL1_PLLDIV1
CONFIG_SYS_DM36x_PLL1_PLLDIV2
CONFIG_SYS_DM36x_PLL1_PLLDIV3
CONFIG_SYS_DM36x_PLL1_PLLDIV4
CONFIG_SYS_DM36x_PLL1_PLLDIV5
CONFIG_SYS_DM36x_PLL1_PLLDIV6
CONFIG_SYS_DM36x_PLL1_PLLDIV7
CONFIG_SYS_DM36x_PLL1_PLLDIV8
CONFIG_SYS_DM36x_PLL1_PLLDIV9
CONFIG_SYS_DM36x_PLL1_PLLM
CONFIG_SYS_DM36x_PLL1_PREDIV
CONFIG_SYS_DM36x_PLL2_PLLDIV1
CONFIG_SYS_DM36x_PLL2_PLLDIV2
CONFIG_SYS_DM36x_PLL2_PLLDIV3
CONFIG_SYS_DM36x_PLL2_PLLDIV4
CONFIG_SYS_DM36x_PLL2_PLLDIV5
CONFIG_SYS_DM36x_PLL2_PLLM
CONFIG_SYS_DM36x_PLL2_PREDIV
CONFIG_SYS_FLASH_LEGACY_256Kx8
CONFIG_SYS_FLASH_LEGACY_512Kx16
CONFIG_SYS_FLASH_LEGACY_512Kx8
CONFIG_SYS_FPGA_xxx
CONFIG_SYS_GPIO_nPWRON
CONFIG_SYS_GT_6426x
CONFIG_SYS_I2c_INIT_MPC5XXX
CONFIG_SYS_INIT_DCACHE_PBxAR
CONFIG_SYS_INIT_DCACHE_PBxCR
CONFIG_SYS_LBKs
CONFIG_SYS_MB862xx_CCF
CONFIG_SYS_MB862xx_MMR
CONFIG_SYS_MPC512x_USB_ADDR
CONFIG_SYS_MPC512x_USB_OFFSET
CONFIG_SYS_MPC83xx_DMA_ADDR
CONFIG_SYS_MPC83xx_DMA_OFFSET
CONFIG_SYS_MPC83xx_ESDHC_ADDR
CONFIG_SYS_MPC83xx_ESDHC_OFFSET
CONFIG_SYS_MPC83xx_USB_ADDR
CONFIG_SYS_MPC83xx_USB_OFFSET
CONFIG_SYS_MPC85xx_CPM_ADDR
CONFIG_SYS_MPC85xx_CPM_OFFSET
CONFIG_SYS_MPC85xx_DMA
CONFIG_SYS_MPC85xx_DMA1_OFFSET
CONFIG_SYS_MPC85xx_DMA2_OFFSET
CONFIG_SYS_MPC85xx_DMA_ADDR
CONFIG_SYS_MPC85xx_DMA_OFFSET
CONFIG_SYS_MPC85xx_ECM_ADDR
CONFIG_SYS_MPC85xx_ECM_OFFSET
CONFIG_SYS_MPC85xx_ESDHC_ADDR
CONFIG_SYS_MPC85xx_ESDHC_OFFSET
CONFIG_SYS_MPC85xx_ESPI_ADDR
CONFIG_SYS_MPC85xx_ESPI_OFFSET
CONFIG_SYS_MPC85xx_GPIO_ADDR
CONFIG_SYS_MPC85xx_GPIO_OFFSET
CONFIG_SYS_MPC85xx_GUTS_ADDR
CONFIG_SYS_MPC85xx_GUTS_OFFSET
CONFIG_SYS_MPC85xx_IFC_OFFSET
CONFIG_SYS_MPC85xx_L2_ADDR
CONFIG_SYS_MPC85xx_L2_OFFSET
CONFIG_SYS_MPC85xx_LBC_OFFSET
CONFIG_SYS_MPC85xx_PCI1_OFFSET
CONFIG_SYS_MPC85xx_PCI2_OFFSET
CONFIG_SYS_MPC85xx_PCIE
CONFIG_SYS_MPC85xx_PCIE1_OFFSET
CONFIG_SYS_MPC85xx_PCIE2_OFFSET
CONFIG_SYS_MPC85xx_PCIE3_OFFSET
CONFIG_SYS_MPC85xx_PCIE4_OFFSET
CONFIG_SYS_MPC85xx_PCIX2_ADDR
CONFIG_SYS_MPC85xx_PCIX2_OFFSET
CONFIG_SYS_MPC85xx_PCIX_ADDR
CONFIG_SYS_MPC85xx_PCIX_OFFSET
CONFIG_SYS_MPC85xx_PIC_OFFSET
CONFIG_SYS_MPC85xx_SATA
CONFIG_SYS_MPC85xx_SATA1_ADDR
CONFIG_SYS_MPC85xx_SATA1_OFFSET
CONFIG_SYS_MPC85xx_SATA2_ADDR
CONFIG_SYS_MPC85xx_SATA2_OFFSET
CONFIG_SYS_MPC85xx_SERDES1_ADDR
CONFIG_SYS_MPC85xx_SERDES1_OFFSET
CONFIG_SYS_MPC85xx_SERDES2_ADDR
CONFIG_SYS_MPC85xx_SERDES2_OFFSET
CONFIG_SYS_MPC85xx_USB
CONFIG_SYS_MPC85xx_USB1_OFFSET
CONFIG_SYS_MPC85xx_USB1_PHY_ADDR
CONFIG_SYS_MPC85xx_USB1_PHY_OFFSET
CONFIG_SYS_MPC85xx_USB2_OFFSET
CONFIG_SYS_MPC85xx_USB2_PHY_ADDR
CONFIG_SYS_MPC85xx_USB2_PHY_OFFSET
CONFIG_SYS_MPC85xx_USB_ADDR
CONFIG_SYS_MPC85xx_USB_OFFSET
CONFIG_SYS_MPC86xx_DMA_ADDR
CONFIG_SYS_MPC86xx_DMA_OFFSET
CONFIG_SYS_MPC86xx_PCI1_OFFSET
CONFIG_SYS_MPC86xx_PCI2_OFFSET
CONFIG_SYS_MPC86xx_PCIE1_OFFSET
CONFIG_SYS_MPC86xx_PCIE2_OFFSET
CONFIG_SYS_MPC86xx_PIC_OFFSET
CONFIG_SYS_MPC8xxx_DDR2_ADDR
CONFIG_SYS_MPC8xxx_DDR2_OFFSET
CONFIG_SYS_MPC8xxx_DDR3_ADDR
CONFIG_SYS_MPC8xxx_DDR3_OFFSET
CONFIG_SYS_MPC8xxx_DDR4_ADDR
CONFIG_SYS_MPC8xxx_DDR_ADDR
CONFIG_SYS_MPC8xxx_DDR_OFFSET
CONFIG_SYS_MPC8xxx_GUTS_ADDR
CONFIG_SYS_MPC8xxx_PIC_ADDR
CONFIG_SYS_MxMR_PTx
CONFIG_SYS_NS87308_BADDR_0x
CONFIG_SYS_ORx_PRELIM
CONFIG_SYS_PxDAT
CONFIG_SYS_PxDDR
CONFIG_SYS_PxPAR
CONFIG_SYS_QE_FW_IN_xxx
CONFIG_SYS_SDRAM_BASE1xx
CONFIG_SYS_SDRAM_tRC
CONFIG_SYS_SDRAM_tRCD
CONFIG_SYS_SDRAM_tRFC
CONFIG_SYS_SDRAM_tRP
CONFIG_SYS_SPI_UCODE_PATCh
CONFIG_SYS_SRIOn_MEM_PHYS
CONFIG_SYS_SRIOn_MEM_SIZE
CONFIG_SYS_SRIOn_MEM_VIRT
CONFIG_SYS_UECx_PHY_ADDR
CONFIG_SYS_xRn_PRELIM
CONFIG_TQM8xxL
CONFIG_TQM8xxM
CONFIG_USB_ETHER_xxx
CONFIG_usbtty
CONFIG_VIDEO_MB862xx
CONFIG_VIDEO_MB862xx_ACCEL
CONFIG_VIDEO_MB86R0xGDC

Best regards,
Benoît