Помощ в переходе на Gentoo...

Нужна помощь знающих людей в следующем вопросе.прехожу с Win на Gentoo.
ноут ориентирован на следующее:музыка,видео,программирование(С++,Perl),kde,internet.
подскажите вот что:
-помогите с флагами USE(зачем??Да потому что только в середине компиляции кед узнал,что надо было включить opengl).Так что помогайте..
-помогите просто с make.conf.
Мой lspci -v :

00:00.0 Host bridge: Intel Corporation Mobile 915GM/PM/GMS/910GML Express Processor to DRAM Controller (rev 03)
Subsystem: Toshiba America Info Systems Unknown device ff31
Flags: bus master, fast devsel, latency 0
Capabilities: [e0] Vendor Specific Information

00:02.0 VGA compatible controller: Intel Corporation Mobile 915GM/GMS/910GML Express Graphics Controller (rev 03) (prog-if 00 [VGA])
Subsystem: Toshiba America Info Systems Unknown device ff31
Flags: fast devsel, IRQ 10
Memory at b0080000 (32-bit, non-prefetchable) [=512K]
I/O ports at 1800 [=8]
Memory at c0000000 (32-bit, prefetchable) [=256M]
Memory at b0000000 (32-bit, non-prefetchable) [=256K]
Capabilities: [d0] Power Management version 2

00:02.1 Display controller: Intel Corporation Mobile 915GM/GMS/910GML Express Graphics Controller (rev 03)
Subsystem: Toshiba America Info Systems Unknown device ff31
Flags: fast devsel
Memory at 54000000 (32-bit, non-prefetchable) [disabled] [=512K]
Capabilities: [d0] Power Management version 2

00:1c.0 PCI bridge: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) PCI Express Port 1 (rev 04) (prog-if 00 [Normal decode])
Flags: bus master, fast devsel, latency 0
Bus: primary=00, secondary=09, subordinate=09, sec-latency=0
Capabilities: [40] Express Root Port (Slot+) IRQ 0
Capabilities: [80] Message Signalled Interrupts: Mask- 64bit- Queue=0/0 Enable-
Capabilities: [90] Subsystem: Toshiba America Info Systems Unknown device ff31
Capabilities: [a0] Power Management version 2
Capabilities: [100] Virtual Channel
Capabilities: [180] Unknown (5)

00:1c.1 PCI bridge: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) PCI Express Port 2 (rev 04) (prog-if 00 [Normal decode])
Flags: bus master, fast devsel, latency 0
Bus: primary=00, secondary=0a, subordinate=0a, sec-latency=0
Capabilities: [40] Express Root Port (Slot+) IRQ 0
Capabilities: [80] Message Signalled Interrupts: Mask- 64bit- Queue=0/0 Enable-
Capabilities: [90] Subsystem: Toshiba America Info Systems Unknown device ff31
Capabilities: [a0] Power Management version 2
Capabilities: [100] Virtual Channel
Capabilities: [180] Unknown (5)

00:1c.2 PCI bridge: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) PCI Express Port 3 (rev 04) (prog-if 00 [Normal decode])
Flags: bus master, fast devsel, latency 0
Bus: primary=00, secondary=02, subordinate=02, sec-latency=0
Capabilities: [40] Express Root Port (Slot+) IRQ 0
Capabilities: [80] Message Signalled Interrupts: Mask- 64bit- Queue=0/0 Enable-
Capabilities: [90] Subsystem: Toshiba America Info Systems Unknown device ff31
Capabilities: [a0] Power Management version 2
Capabilities: [100] Virtual Channel
Capabilities: [180] Unknown (5)

00:1d.0 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) USB UHCI #1 (rev 04) (prog-if 00 [UHCI])
Subsystem: Toshiba America Info Systems Unknown device ff31
Flags: bus master, medium devsel, latency 0, IRQ 11
I/O ports at 1820 [=32]

00:1d.1 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) USB UHCI #2 (rev 04) (prog-if 00 [UHCI])
Subsystem: Toshiba America Info Systems Unknown device ff31
Flags: bus master, medium devsel, latency 0, IRQ 11
I/O ports at 1840 [=32]

00:1d.7 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) USB2 EHCI Controller (rev 04) (prog-if 20 [EHCI])
Subsystem: Toshiba America Info Systems Unknown device ff31
Flags: bus master, medium devsel, latency 0, IRQ 11
Memory at b0040000 (32-bit, non-prefetchable) [=1K]
Capabilities: [50] Power Management version 2
Capabilities: [58] Debug port

00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev d4) (prog-if 01 [Subtractive decode])
Flags: bus master, fast devsel, latency 0
Bus: primary=00, secondary=06, subordinate=08, sec-latency=32
I/O behind bridge: 00003000-00003fff
Memory behind bridge: b0100000-b01fffff
Prefetchable memory behind bridge: 0000000050000000-0000000053ffffff
Capabilities: [50] Subsystem: Gammagraphx, Inc. Unknown device 0000

00:1e.2 Multimedia audio controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) AC'97 Audio Controller (rev 04)
Subsystem: Toshiba America Info Systems Unknown device ff31
Flags: bus master, medium devsel, latency 0, IRQ 11
I/O ports at 1c00 [=256]
I/O ports at 18c0 [=64]
Memory at b0040800 (32-bit, non-prefetchable) [=512]
Memory at b0040400 (32-bit, non-prefetchable) [=256]
Capabilities: [50] Power Management version 2

00:1e.3 Modem: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) AC'97 Modem Controller (rev 04) (prog-if 00 [Generic])
Subsystem: Toshiba America Info Systems Unknown device ff31
Flags: medium devsel, IRQ 10
I/O ports at 2400 [=256]
I/O ports at 2000 [=128]
Capabilities: [50] Power Management version 2

00:1f.0 ISA bridge: Intel Corporation 82801FBM (ICH6M) LPC Interface Bridge (rev 04)
Subsystem: Toshiba America Info Systems Unknown device ff31
Flags: bus master, medium devsel, latency 0

00:1f.2 IDE interface: Intel Corporation 82801FBM (ICH6M) SATA Controller (rev 04) (prog-if 80 [Master])
Subsystem: Toshiba America Info Systems Unknown device ff31
Flags: 66MHz, medium devsel, IRQ 11
I/O ports at 01f0 [=8]
I/O ports at 03f4 [=1]
I/O ports at 0170 [=8]
I/O ports at 0374 [=1]
I/O ports at 18b0 [=16]
Capabilities: [70] Power Management version 2

00:1f.3 SMBus: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) SMBus Controller (rev 04)
Subsystem: Toshiba America Info Systems Unknown device ff31
Flags: medium devsel, IRQ 11
I/O ports at 20a0 [=32]

06:01.0 CardBus bridge: Texas Instruments PCI1510 PC card Cardbus Controller
Subsystem: Toshiba America Info Systems Unknown device ff31
Flags: bus master, medium devsel, latency 168, IRQ 10
Memory at b0100000 (32-bit, non-prefetchable) [=4K]
Bus: primary=06, secondary=07, subordinate=08, sec-latency=176
Memory window 0: 50000000-53fff000 (prefetchable)
Memory window 1: 58000000-5bfff000
I/O window 0: 00003400-000034ff
I/O window 1: 00003800-000038ff
16-bit legacy interface ports at 0001

06:02.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL-8139/8139C/8139C+ (rev 10)
Subsystem: Toshiba America Info Systems Unknown device ff31
Flags: bus master, medium devsel, latency 32, IRQ 10
I/O ports at 3000 [=256]
Memory at b0101000 (32-bit, non-prefetchable) [=256]
Capabilities: [50] Power Management version 2

06:04.0 Network controller: Intel Corporation PRO/Wireless 2200BG Network Connection (rev 05)
Subsystem: Intel Corporation Unknown device 2741
Flags: medium devsel, IRQ 10
Memory at b0102000 (32-bit, non-prefetchable) [=4K]
Capabilities: [dc] Power Management version 2

-еще вопрос.Надо ли проводить scripts/bootstrap.sh.Если да,то когда????