fd76c5e540
Change-Id: I5aa4b9ac4fa1ceb6f3c2ade214d47b29246ece55 Signed-off-by: Maxim Polyakov <max.senia.poliak@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/44474 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Matt DeVillier <matt.devillier@gmail.com> Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Michael Niewöhner <foss@mniewoehner.de>
133 lines
3.5 KiB
Go
133 lines
3.5 KiB
Go
package parser
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import (
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"fmt"
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"strings"
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"unicode"
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)
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type template func(string, *string, *string, *uint32, *uint32) int
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// extractPadFuncFromComment
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// line : string from file with pad config map
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// return : pad function string
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func extractPadFuncFromComment(line string) string {
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if !strings.Contains(line, "/*") && !strings.Contains(line, "*/") {
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return ""
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}
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fields := strings.Fields(line)
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for i, field := range fields {
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if field == "/*" && len(fields) >= i+2 {
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return fields[i+1]
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}
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}
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return ""
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}
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// tokenCheck
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func tokenCheck(c rune) bool {
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return c != '_' && c != '#' && !unicode.IsLetter(c) && !unicode.IsNumber(c)
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}
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// useGpioHTemplate
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// line : string from file with pad config map
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// *function : the string that means the pad function
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// *id : pad id string
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// *dw0 : DW0 register value
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// *dw1 : DW1 register value
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// return
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// error status
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func useInteltoolLogTemplate(line string, function *string,
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id *string, dw0 *uint32, dw1 *uint32) int {
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var val uint64
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// 0x0520: 0x0000003c44000600 GPP_B12 SLP_S0#
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// 0x0438: 0xffffffffffffffff GPP_C7 RESERVED
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if fields := strings.FieldsFunc(line, tokenCheck); len(fields) >= 4 {
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fmt.Sscanf(fields[1], "0x%x", &val)
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*dw0 = uint32(val & 0xffffffff)
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*dw1 = uint32(val >> 32)
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*id = fields[2]
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*function = fields[3]
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// Sometimes the configuration file contains compound functions such as
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// SUSWARN#/SUSPWRDNACK. Since the template does not take this into account,
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// need to collect all parts of the pad function back into a single word
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for i := 4; i < len(fields); i++ {
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*function += "/" + fields[i]
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}
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// clear RO Interrupt Select (INTSEL)
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*dw1 &= 0xffffff00
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}
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return 0
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}
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// useGpioHTemplate
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// line : string from file with pad config map
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// *function : the string that means the pad function
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// *id : pad id string
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// *dw0 : DW0 register value
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// *dw1 : DW1 register value
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// return
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// error status
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func useGpioHTemplate(line string, function *string,
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id *string, dw0 *uint32, dw1 *uint32) int {
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// /* RCIN# */ _PAD_CFG_STRUCT(GPP_A0, 0x44000702, 0x00000000),
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// _PAD_CFG_STRUCT(GPP_A0, 0x44000702, 0x00000000), /* RCIN# */
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// _PAD_CFG_STRUCT(GPP_A0, 0x44000702, 0x00000000)
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fields := strings.FieldsFunc(line, tokenCheck)
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for i, field := range fields {
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if field == "_PAD_CFG_STRUCT" {
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if len(fields) < 4 {
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/* the number of definitions does not match the format */
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return -1
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}
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if !strings.Contains(fields[i+2], "0x") || !strings.Contains(fields[i+3], "0x") {
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/* definitions inside the macro do not match the pattern */
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return -1
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}
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*id = fields[i+1]
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fmt.Sscanf(fields[i+2], "0x%x", dw0)
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fmt.Sscanf(fields[i+3], "0x%x", dw1)
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*function = extractPadFuncFromComment(line)
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return 0
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}
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}
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return -1
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}
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// useYourTemplate
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func useYourTemplate(line string, function *string,
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id *string, dw0 *uint32, dw1 *uint32) int {
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// ADD YOUR TEMPLATE HERE
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*function = ""
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*id = ""
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*dw0 = 0
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*dw1 = 0
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fmt.Printf("ADD YOUR TEMPLATE!\n")
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return -1
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}
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// registerInfoTemplate
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// line : (in) string from file with pad config map
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// *name : (out) register name
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// *offset : (out) offset name
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// *value : (out) register value
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// return
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// error status
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func registerInfoTemplate(line string, name *string, offset *uint32, value *uint32) int {
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// 0x0088: 0x00ffffff (HOSTSW_OWN_GPP_F)
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// 0x0100: 0x00000000 (GPI_IS_GPP_A)
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if fields := strings.FieldsFunc(line, tokenCheck); len(fields) == 3 {
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*name = fields[2]
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fmt.Sscanf(fields[1], "0x%x", value)
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fmt.Sscanf(fields[0], "0x%x", offset)
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return 0
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}
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return -1
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}
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